1125757629 has 32 divisors (see below), whose sum is σ = 1775278080. Its totient is φ = 702604800.

The previous prime is 1125757621. The next prime is 1125757649. The reversal of 1125757629 is 9267575211.

1125757629 is a `hidden beast` number, since 1 + 1 + 2 + 57 + 576 + 29 = 666.

1125757629 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1125757629 - 2³ = 1125757621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125757621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81249 + ... + 94089.

It is an arithmetic number, because the mean of its divisors is an integer number (55477440).

Almost surely, 2^1125757629 is an apocalyptic number.

It is an amenable number.

1125757629 is a deficient number, since it is larger than the sum of its proper divisors (649520451).

1125757629 is a wasteful number, since it uses less digits than its factorization.

1125757629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13058 (or 13052 counting only the distinct ones).

The product of its digits is 264600, while the sum is 45.

The square root of 1125757629 is about 33552.3118279501. The cubic root of 1125757629 is about 1040.2753305170.

It can be divided in two parts, 11257 and 57629, that added together give a palindrome (68886).

The spelling of 1125757629 in words is "one billion, one hundred twenty-five million, seven hundred fifty-seven thousand, six hundred twenty-nine".