1156125210 has 16 divisors (see below), whose sum is σ = 2774700576. Its totient is φ = 308300048.

The previous prime is 1156125181. The next prime is 1156125211. The reversal of 1156125210 is 125216511.

It is not an unprimeable number, because it can be changed into a prime (1156125211) 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, 19268724 + ... + 19268783.

It is an arithmetic number, because the mean of its divisors is an integer number (173418786).

Almost surely, 2^1156125210 is an apocalyptic number.

1156125210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1156125210 is an abundant number, since it is smaller than the sum of its proper divisors (1618575366).

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

1156125210 is a wasteful number, since it uses less digits than its factorization.

1156125210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38537517.

The product of its (nonzero) digits is 600, while the sum is 24.

The square root of 1156125210 is about 34001.8412736722. The cubic root of 1156125210 is about 1049.5463527851.

The spelling of 1156125210 in words is "one billion, one hundred fifty-six million, one hundred twenty-five thousand, two hundred ten".