139760501 has 2 divisors, whose sum is σ = 139760502. Its totient is φ = 139760500.

The previous prime is 139760461. The next prime is 139760503. The reversal of 139760501 is 105067931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136282276 + 3478225 = 11674^2 + 1865^2 .

It is a cyclic number.

It is not a de Polignac number, because 139760501 - 2⁶ = 139760437 is a prime.

It is a Sophie Germain prime.

Together with 139760503, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (139760503) 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, 69880250 + 69880251.

It is an arithmetic number, because the mean of its divisors is an integer number (69880251).

Almost surely, 2^139760501 is an apocalyptic number.

It is an amenable number.

139760501 is a deficient number, since it is larger than the sum of its proper divisors (1).

139760501 is an equidigital number, since it uses as much as digits as its factorization.

139760501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 139760501 is about 11822.0345541704. The cubic root of 139760501 is about 518.9531466225.

The spelling of 139760501 in words is "one hundred thirty-nine million, seven hundred sixty thousand, five hundred one".