1249596052 has 12 divisors (see below), whose sum is σ = 2228053716. Its totient is φ = 613009280.

The previous prime is 1249596017. The next prime is 1249596059. The reversal of 1249596052 is 2506959421.

It can be written as a sum of positive squares in 2 ways, for example, as 451307536 + 798288516 = 21244^2 + 28254^2 .

It is a super-2 number, since 2×1249596052² = 3122980586347973408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1249596059) 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, 2946949 + ... + 2947372.

It is an arithmetic number, because the mean of its divisors is an integer number (185671143).

Almost surely, 2^1249596052 is an apocalyptic number.

It is an amenable number.

1249596052 is a deficient number, since it is larger than the sum of its proper divisors (978457664).

1249596052 is a wasteful number, since it uses less digits than its factorization.

1249596052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5894378 (or 5894376 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 43.

The square root of 1249596052 is about 35349.6259103261. The cubic root of 1249596052 is about 1077.1012952363.

The spelling of 1249596052 in words is "one billion, two hundred forty-nine million, five hundred ninety-six thousand, fifty-two".