133515942605 has 16 divisors (see below), whose sum is σ = 164732617728. Its totient is φ = 103822992000.

The previous prime is 133515942577. The next prime is 133515942607. The reversal of 133515942605 is 506249515331.

It is not a de Polignac number, because 133515942605 - 2⁸ = 133515942349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133515942607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1146101 + ... + 1257210.

It is an arithmetic number, because the mean of its divisors is an integer number (10295788608).

Almost surely, 2^133515942605 is an apocalyptic number.

It is an amenable number.

133515942605 is a deficient number, since it is larger than the sum of its proper divisors (31216675123).

133515942605 is a wasteful number, since it uses less digits than its factorization.

133515942605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2403628.

The product of its (nonzero) digits is 486000, while the sum is 44.

The spelling of 133515942605 in words is "one hundred thirty-three billion, five hundred fifteen million, nine hundred forty-two thousand, six hundred five".