150777157 has 2 divisors, whose sum is σ = 150777158. Its totient is φ = 150777156.

The previous prime is 150777139. The next prime is 150777229. The reversal of 150777157 is 751777051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127215841 + 23561316 = 11279^2 + 4854^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150777157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150777127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75388578 + 75388579.

It is an arithmetic number, because the mean of its divisors is an integer number (75388579).

Almost surely, 2^150777157 is an apocalyptic number.

It is an amenable number.

150777157 is a deficient number, since it is larger than the sum of its proper divisors (1).

150777157 is an equidigital number, since it uses as much as digits as its factorization.

150777157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60025, while the sum is 40.

The square root of 150777157 is about 12279.1350265399. The cubic root of 150777157 is about 532.2453183431.

The spelling of 150777157 in words is "one hundred fifty million, seven hundred seventy-seven thousand, one hundred fifty-seven".