126951250 has 20 divisors (see below), whose sum is σ = 237959766. Its totient is φ = 50780000.

The previous prime is 126951247. The next prime is 126951263. The reversal of 126951250 is 52159621.

It can be written as a sum of positive squares in 5 ways, for example, as 4870849 + 122080401 = 2207^2 + 11049^2 .

It is a super-2 number, since 2×126951250² = 32233239753125000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 49531 + ... + 52030.

Almost surely, 2^126951250 is an apocalyptic number.

126951250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126951250 is a deficient number, since it is larger than the sum of its proper divisors (111008516).

126951250 is an equidigital number, since it uses as much as digits as its factorization.

126951250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101583 (or 101568 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 126951250 is about 11267.2645304883. The cubic root of 126951250 is about 502.5882455187.

The spelling of 126951250 in words is "one hundred twenty-six million, nine hundred fifty-one thousand, two hundred fifty".