1125252402 has 16 divisors (see below), whose sum is σ = 2250840960. Its totient is φ = 375028112.

The previous prime is 1125252397. The next prime is 1125252439. The reversal of 1125252402 is 2042525211.

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, 57943 + ... + 74885.

It is an arithmetic number, because the mean of its divisors is an integer number (140677560).

Almost surely, 2^1125252402 is an apocalyptic number.

1125252402 is an abundant number, since it is smaller than the sum of its proper divisors (1125588558).

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

1125252402 is a wasteful number, since it uses less digits than its factorization.

1125252402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28017.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 1125252402 is about 33544.7820383439. The cubic root of 1125252402 is about 1040.1196860531.

Adding to 1125252402 its reverse (2042525211), we get a palindrome (3167777613).

The spelling of 1125252402 in words is "one billion, one hundred twenty-five million, two hundred fifty-two thousand, four hundred two".