133625051 has 4 divisors (see below), whose sum is σ = 152714352. Its totient is φ = 114535752.

The previous prime is 133625047. The next prime is 133625057. The reversal of 133625051 is 150526331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 150526331 = 12107 ⋅12433.

It is a cyclic number.

It is not a de Polignac number, because 133625051 - 2² = 133625047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133625051.

It is not an unprimeable number, because it can be changed into a prime (133625057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9544640 + ... + 9544653.

It is an arithmetic number, because the mean of its divisors is an integer number (38178588).

Almost surely, 2^133625051 is an apocalyptic number.

133625051 is a deficient number, since it is larger than the sum of its proper divisors (19089301).

133625051 is an equidigital number, since it uses as much as digits as its factorization.

133625051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19089300.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 133625051 is about 11559.6302276500. The cubic root of 133625051 is about 511.2452602068.

The spelling of 133625051 in words is "one hundred thirty-three million, six hundred twenty-five thousand, fifty-one".