1125110657 has 8 divisors (see below), whose sum is σ = 1247515392. Its totient is φ = 1006059600.

The previous prime is 1125110641. The next prime is 1125110687. The reversal of 1125110657 is 7560115211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1125110657 - 2⁴ = 1125110641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1125110627) 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, 837713 + ... + 839054.

It is an arithmetic number, because the mean of its divisors is an integer number (155939424).

Almost surely, 2^1125110657 is an apocalyptic number.

It is an amenable number.

1125110657 is a deficient number, since it is larger than the sum of its proper divisors (122404735).

1125110657 is a wasteful number, since it uses less digits than its factorization.

1125110657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676839.

The product of its (nonzero) digits is 2100, while the sum is 29.

The square root of 1125110657 is about 33542.6691990962. The cubic root of 1125110657 is about 1040.0760105318.

Adding to 1125110657 its reverse (7560115211), we get a palindrome (8685225868).

The spelling of 1125110657 in words is "one billion, one hundred twenty-five million, one hundred ten thousand, six hundred fifty-seven".