126542970 has 24 divisors (see below), whose sum is σ = 329011956. Its totient is φ = 33744768.

The previous prime is 126542963. The next prime is 126542989. The reversal of 126542970 is 79245621.

126542970 is a `hidden beast` number, since 1 + 26 + 542 + 97 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 126495009 + 47961 = 11247^2 + 219^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 702927 + ... + 703106.

Almost surely, 2^126542970 is an apocalyptic number.

126542970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126542970 is an abundant number, since it is smaller than the sum of its proper divisors (202468986).

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

126542970 is a wasteful number, since it uses less digits than its factorization.

126542970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406046 (or 1406043 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 126542970 is about 11249.1319665119. The cubic root of 126542970 is about 502.0488859976.

The spelling of 126542970 in words is "one hundred twenty-six million, five hundred forty-two thousand, nine hundred seventy".