126632051 has 8 divisors (see below), whose sum is σ = 155854944. Its totient is φ = 100192320.

The previous prime is 126632041. The next prime is 126632057. The reversal of 126632051 is 150236621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 126632051 - 2¹⁰ = 126631027 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 126632051.

It is not an unprimeable number, because it can be changed into a prime (126632057) 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, 695690 + ... + 695871.

It is an arithmetic number, because the mean of its divisors is an integer number (19481868).

Almost surely, 2^126632051 is an apocalyptic number.

126632051 is a deficient number, since it is larger than the sum of its proper divisors (29222893).

126632051 is a wasteful number, since it uses less digits than its factorization.

126632051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391581.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 126632051 is about 11253.0907309948. The cubic root of 126632051 is about 502.1666655590.

Adding to 126632051 its reverse (150236621), we get a palindrome (276868672).

The spelling of 126632051 in words is "one hundred twenty-six million, six hundred thirty-two thousand, fifty-one".