126025090 has 16 divisors (see below), whose sum is σ = 227732472. Its totient is φ = 50212864.

The previous prime is 126025061. The next prime is 126025117. The reversal of 126025090 is 90520621.

It can be written as a sum of positive squares in 4 ways, for example, as 121242121 + 4782969 = 11011^2 + 2187^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21949 + ... + 27088.

Almost surely, 2^126025090 is an apocalyptic number.

126025090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126025090 is a deficient number, since it is larger than the sum of its proper divisors (101707382).

126025090 is a wasteful number, since it uses less digits than its factorization.

126025090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49301.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 126025090 is about 11226.0897021180. The cubic root of 126025090 is about 501.3630673846.

It can be divided in two parts, 1260250 and 90, that multiplied together give a square (113422500 = 10650²).

The spelling of 126025090 in words is "one hundred twenty-six million, twenty-five thousand, ninety".