1125914690 has 16 divisors (see below), whose sum is σ = 2042606592. Its totient is φ = 446819184.

The previous prime is 1125914689. The next prime is 1125914693. The reversal of 1125914690 is 964195211.

It is a super-2 number, since 2×1125914690² = 2535367778315592200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1125914693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 442004 + ... + 444543.

It is an arithmetic number, because the mean of its divisors is an integer number (127662912).

Almost surely, 2^1125914690 is an apocalyptic number.

1125914690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1125914690 is a deficient number, since it is larger than the sum of its proper divisors (916691902).

1125914690 is a wasteful number, since it uses less digits than its factorization.

1125914690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886681.

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 1125914690 is about 33554.6522854879. The cubic root of 1125914690 is about 1040.3237065563.

The spelling of 1125914690 in words is "one billion, one hundred twenty-five million, nine hundred fourteen thousand, six hundred ninety".