1295743152 has 160 divisors (see below), whose sum is σ = 3917963520. Its totient is φ = 364815360.

The previous prime is 1295743091. The next prime is 1295743159. The reversal of 1295743152 is 2513475921.

It is a self number, because there is not a number n which added to its sum of digits gives 1295743152.

It is not an unprimeable number, because it can be changed into a prime (1295743159) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 530478 + ... + 532914.

It is an arithmetic number, because the mean of its divisors is an integer number (24487272).

Almost surely, 2^1295743152 is an apocalyptic number.

1295743152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1295743152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1958981760).

1295743152 is an abundant number, since it is smaller than the sum of its proper divisors (2622220368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1295743152 is a wasteful number, since it uses less digits than its factorization.

1295743152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2531 (or 2525 counting only the distinct ones).

The product of its digits is 75600, while the sum is 39.

The square root of 1295743152 is about 35996.4324899010. The cubic root of 1295743152 is about 1090.2003256644.

It can be divided in two parts, 1295 and 743152, that added together give a palindrome (744447).

The spelling of 1295743152 in words is "one billion, two hundred ninety-five million, seven hundred forty-three thousand, one hundred fifty-two".