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157132553 is a prime number
BaseRepresentation
bin10010101110110…
…10011100001001
3101221200011100012
421113122130021
5310211220203
623331521305
73615414254
oct1127323411
9357604305
10157132553
1180774016
1244759235
1326728556
1416c2409b
15dbdcbd8
hex95da709

157132553 has 2 divisors, whose sum is σ = 157132554. Its totient is φ = 157132552.

The previous prime is 157132537. The next prime is 157132567. The reversal of 157132553 is 355231751.

157132553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114661264 + 42471289 = 10708^2 + 6517^2 .

It is a cyclic number.

It is not a de Polignac number, because 157132553 - 24 = 157132537 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (157132153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78566276 + 78566277.

It is an arithmetic number, because the mean of its divisors is an integer number (78566277).

Almost surely, 2157132553 is an apocalyptic number.

It is an amenable number.

157132553 is a deficient number, since it is larger than the sum of its proper divisors (1).

157132553 is an equidigital number, since it uses as much as digits as its factorization.

157132553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15750, while the sum is 32.

The square root of 157132553 is about 12535.2524107016. The cubic root of 157132553 is about 539.6208506775.

The spelling of 157132553 in words is "one hundred fifty-seven million, one hundred thirty-two thousand, five hundred fifty-three".