1252153356 has 24 divisors (see below), whose sum is σ = 2928642864. Its totient is φ = 416391360.

The previous prime is 1252153351. The next prime is 1252153361. The reversal of 1252153356 is 6533512521.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1252153351) and next prime (1252153361).

It is not an unprimeable number, because it can be changed into a prime (1252153351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118875 + ... + 128978.

It is an arithmetic number, because the mean of its divisors is an integer number (122026786).

Almost surely, 2^1252153356 is an apocalyptic number.

It is an amenable number.

1252153356 is an abundant number, since it is smaller than the sum of its proper divisors (1676489508).

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

1252153356 is a wasteful number, since it uses less digits than its factorization.

1252153356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248281 (or 248279 counting only the distinct ones).

The product of its digits is 27000, while the sum is 33.

The square root of 1252153356 is about 35385.7790079574. The cubic root of 1252153356 is about 1077.8355588047.

Adding to 1252153356 its reverse (6533512521), we get a palindrome (7785665877).

The spelling of 1252153356 in words is "one billion, two hundred fifty-two million, one hundred fifty-three thousand, three hundred fifty-six".