133412715 has 12 divisors (see below), whose sum is σ = 231248784. Its totient is φ = 71153424.

The previous prime is 133412711. The next prime is 133412723. The reversal of 133412715 is 517214331.

It is not a de Polignac number, because 133412715 - 2² = 133412711 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133412711) 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, 1482319 + ... + 1482408.

It is an arithmetic number, because the mean of its divisors is an integer number (19270732).

Almost surely, 2^133412715 is an apocalyptic number.

133412715 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133412715 is a deficient number, since it is larger than the sum of its proper divisors (97836069).

133412715 is a wasteful number, since it uses less digits than its factorization.

133412715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2964738 (or 2964735 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 133412715 is about 11550.4421993273. The cubic root of 133412715 is about 510.9743196820.

The spelling of 133412715 in words is "one hundred thirty-three million, four hundred twelve thousand, seven hundred fifteen".