139222503 has 32 divisors (see below), whose sum is σ = 249592320. Its totient is φ = 74874240.

The previous prime is 139222493. The next prime is 139222513. The reversal of 139222503 is 305222931.

139222503 is a `hidden beast` number, since 139 + 2 + 22 + 503 = 666.

It is an interprime number because it is at equal distance from previous prime (139222493) and next prime (139222513).

It is not a de Polignac number, because 139222503 - 2⁴ = 139222487 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139222513) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18453 + ... + 24878.

It is an arithmetic number, because the mean of its divisors is an integer number (7799760).

Almost surely, 2^139222503 is an apocalyptic number.

139222503 is a deficient number, since it is larger than the sum of its proper divisors (110369817).

139222503 is a wasteful number, since it uses less digits than its factorization.

139222503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43364 (or 43358 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 139222503 is about 11799.2585784023. The cubic root of 139222503 is about 518.2863994154.

The spelling of 139222503 in words is "one hundred thirty-nine million, two hundred twenty-two thousand, five hundred three".