133057738 has 24 divisors (see below), whose sum is σ = 222980256. Its totient is φ = 59056200.

The previous prime is 133057733. The next prime is 133057739. The reversal of 133057738 is 837750331.

It is a junction number, because it is equal to n+sod(n) for n = 133057697 and 133057706.

It is not an unprimeable number, because it can be changed into a prime (133057733) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39043 + ... + 42313.

It is an arithmetic number, because the mean of its divisors is an integer number (9290844).

Almost surely, 2^133057738 is an apocalyptic number.

133057738 is a deficient number, since it is larger than the sum of its proper divisors (89922518).

133057738 is a wasteful number, since it uses less digits than its factorization.

133057738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3370 (or 3327 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 133057738 is about 11535.0655828218. The cubic root of 133057738 is about 510.5207266305.

The spelling of 133057738 in words is "one hundred thirty-three million, fifty-seven thousand, seven hundred thirty-eight".