125522770 has 32 divisors (see below), whose sum is σ = 231320448. Its totient is φ = 49027968.

The previous prime is 125522767. The next prime is 125522777. The reversal of 125522770 is 77225521.

It is not an unprimeable number, because it can be changed into a prime (125522777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77307 + ... + 78913.

It is an arithmetic number, because the mean of its divisors is an integer number (7228764).

Almost surely, 2^125522770 is an apocalyptic number.

125522770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125522770 is a deficient number, since it is larger than the sum of its proper divisors (105797678).

125522770 is a wasteful number, since it uses less digits than its factorization.

125522770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1794.

The product of its (nonzero) digits is 9800, while the sum is 31.

The square root of 125522770 is about 11203.6944799472. The cubic root of 125522770 is about 500.6960572257.

It can be divided in two parts, 1255 and 22770, that added together give a square (24025 = 155²).

The spelling of 125522770 in words is "one hundred twenty-five million, five hundred twenty-two thousand, seven hundred seventy".