1295653319 has 4 divisors (see below), whose sum is σ = 1351986096. Its totient is φ = 1239320544.

The previous prime is 1295653313. The next prime is 1295653321. The reversal of 1295653319 is 9133565921.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1295653319 - 2⁸ = 1295653063 is a prime.

It is a super-2 number, since 2×1295653319² = 3357435046071431522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1295653319.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1295653313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28166354 + ... + 28166399.

It is an arithmetic number, because the mean of its divisors is an integer number (337996524).

Almost surely, 2^1295653319 is an apocalyptic number.

1295653319 is a deficient number, since it is larger than the sum of its proper divisors (56332777).

1295653319 is an equidigital number, since it uses as much as digits as its factorization.

1295653319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56332776.

The product of its digits is 218700, while the sum is 44.

The square root of 1295653319 is about 35995.1846640631. The cubic root of 1295653319 is about 1090.1751307974.

The spelling of 1295653319 in words is "one billion, two hundred ninety-five million, six hundred fifty-three thousand, three hundred nineteen".