101457157 has 2 divisors, whose sum is σ = 101457158. Its totient is φ = 101457156.

The previous prime is 101457149. The next prime is 101457217. The reversal of 101457157 is 751754101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81108036 + 20349121 = 9006^2 + 4511^2 .

It is a cyclic number.

It is not a de Polignac number, because 101457157 - 2³ = 101457149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101457107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50728578 + 50728579.

It is an arithmetic number, because the mean of its divisors is an integer number (50728579).

Almost surely, 2^101457157 is an apocalyptic number.

It is an amenable number.

101457157 is a deficient number, since it is larger than the sum of its proper divisors (1).

101457157 is an equidigital number, since it uses as much as digits as its factorization.

101457157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4900, while the sum is 31.

The square root of 101457157 is about 10072.5943529957. The cubic root of 101457157 is about 466.4025284711.

The spelling of 101457157 in words is "one hundred one million, four hundred fifty-seven thousand, one hundred fifty-seven".