139268037 has 8 divisors (see below), whose sum is σ = 190709536. Its totient is φ = 90335952.

The previous prime is 139268023. The next prime is 139268053. The reversal of 139268037 is 730862931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 139268037 - 2⁸ = 139267781 is a prime.

It is a super-2 number, since 2×139268037² = 38791172259666738, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 139267986 and 139268004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139268057) 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 in 7 ways as a sum of consecutive naturals, for example, 627223 + ... + 627444.

It is an arithmetic number, because the mean of its divisors is an integer number (23838692).

Almost surely, 2^139268037 is an apocalyptic number.

It is an amenable number.

139268037 is a deficient number, since it is larger than the sum of its proper divisors (51441499).

139268037 is a wasteful number, since it uses less digits than its factorization.

139268037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254707.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 139268037 is about 11801.1879486770. The cubic root of 139268037 is about 518.3428967011.

The spelling of 139268037 in words is "one hundred thirty-nine million, two hundred sixty-eight thousand, thirty-seven".