155133707 has 2 divisors, whose sum is σ = 155133708. Its totient is φ = 155133706.

The previous prime is 155133691. The next prime is 155133773. The reversal of 155133707 is 707331551.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 155133707 - 2⁴ = 155133691 is a prime.

It is not a weakly prime, because it can be changed into another prime (155133787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77566853 + 77566854.

It is an arithmetic number, because the mean of its divisors is an integer number (77566854).

Almost surely, 2^155133707 is an apocalyptic number.

155133707 is a deficient number, since it is larger than the sum of its proper divisors (1).

155133707 is an equidigital number, since it uses as much as digits as its factorization.

155133707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11025, while the sum is 32.

The square root of 155133707 is about 12455.2682427959. The cubic root of 155133707 is about 537.3229495828.

The spelling of 155133707 in words is "one hundred fifty-five million, one hundred thirty-three thousand, seven hundred seven".