1125797570 has 8 divisors (see below), whose sum is σ = 2026435644. Its totient is φ = 450319024.

The previous prime is 1125797567. The next prime is 1125797573. The reversal of 1125797570 is 757975211.

It is an interprime number because it is at equal distance from previous prime (1125797567) and next prime (1125797573).

It can be written as a sum of positive squares in 2 ways, for example, as 1047881641 + 77915929 = 32371^2 + 8827^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1125797573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56289869 + ... + 56289888.

Almost surely, 2^1125797570 is an apocalyptic number.

1125797570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1125797570 is a deficient number, since it is larger than the sum of its proper divisors (900638074).

1125797570 is a wasteful number, since it uses less digits than its factorization.

1125797570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112579764.

The product of its (nonzero) digits is 154350, while the sum is 44.

The square root of 1125797570 is about 33552.9070275587. The cubic root of 1125797570 is about 1040.2876330898.

The spelling of 1125797570 in words is "one billion, one hundred twenty-five million, seven hundred ninety-seven thousand, five hundred seventy".