1244452534 has 16 divisors (see below), whose sum is σ = 2018907072. Its totient is φ = 571894848.

The previous prime is 1244452483. The next prime is 1244452543. The reversal of 1244452534 is 4352544421.

It is a self number, because there is not a number n which added to its sum of digits gives 1244452534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96654 + ... + 108769.

It is an arithmetic number, because the mean of its divisors is an integer number (126181692).

Almost surely, 2^1244452534 is an apocalyptic number.

1244452534 is a deficient number, since it is larger than the sum of its proper divisors (774454538).

1244452534 is a wasteful number, since it uses less digits than its factorization.

1244452534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205671.

The product of its digits is 76800, while the sum is 34.

The square root of 1244452534 is about 35276.7988060141. The cubic root of 1244452534 is about 1075.6214280448.

Adding to 1244452534 its reverse (4352544421), we get a palindrome (5596996955).

The spelling of 1244452534 in words is "one billion, two hundred forty-four million, four hundred fifty-two thousand, five hundred thirty-four".