139003790 has 8 divisors (see below), whose sum is σ = 250206840. Its totient is φ = 55601512.

The previous prime is 139003763. The next prime is 139003831. The reversal of 139003790 is 97300931.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6950180 + ... + 6950199.

It is an arithmetic number, because the mean of its divisors is an integer number (31275855).

Almost surely, 2^139003790 is an apocalyptic number.

139003790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139003790 is a deficient number, since it is larger than the sum of its proper divisors (111203050).

139003790 is a wasteful number, since it uses less digits than its factorization.

139003790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13900386.

The product of its (nonzero) digits is 5103, while the sum is 32.

The square root of 139003790 is about 11789.9868532581. The cubic root of 139003790 is about 518.0148547491.

The spelling of 139003790 in words is "one hundred thirty-nine million, three thousand, seven hundred ninety".