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140507137 is a prime number
BaseRepresentation
bin10000101111111…
…11100000000001
3100210101111120001
420113333200001
5241432212022
621535320001
73324201541
oct1027774001
9323344501
10140507137
1172349101
123b080001
1323157124
1414937321
15c506b27
hex85ff801

140507137 has 2 divisors, whose sum is σ = 140507138. Its totient is φ = 140507136.

The previous prime is 140507099. The next prime is 140507179. The reversal of 140507137 is 731705041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138086001 + 2421136 = 11751^2 + 1556^2 .

It is a cyclic number.

It is not a de Polignac number, because 140507137 - 211 = 140505089 is a prime.

It is not a weakly prime, because it can be changed into another prime (140507197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70253568 + 70253569.

It is an arithmetic number, because the mean of its divisors is an integer number (70253569).

Almost surely, 2140507137 is an apocalyptic number.

It is an amenable number.

140507137 is a deficient number, since it is larger than the sum of its proper divisors (1).

140507137 is an equidigital number, since it uses as much as digits as its factorization.

140507137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 140507137 is about 11853.5706434812. The cubic root of 140507137 is about 519.8756322397.

The spelling of 140507137 in words is "one hundred forty million, five hundred seven thousand, one hundred thirty-seven".