139651190 has 32 divisors (see below), whose sum is σ = 291228480. Its totient is φ = 47222784.

The previous prime is 139651189. The next prime is 139651199. The reversal of 139651190 is 91156931.

It is a super-2 number, since 2×139651190² = 39004909736832200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 139651190.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139651199) 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 15 ways as a sum of consecutive naturals, for example, 8555 + ... + 18774.

It is an arithmetic number, because the mean of its divisors is an integer number (9100890).

Almost surely, 2^139651190 is an apocalyptic number.

139651190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139651190 is an abundant number, since it is smaller than the sum of its proper divisors (151577290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

139651190 is a wasteful number, since it uses less digits than its factorization.

139651190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27416.

The product of its (nonzero) digits is 7290, while the sum is 35.

The square root of 139651190 is about 11817.4104608412. The cubic root of 139651190 is about 518.8178149114.

The spelling of 139651190 in words is "one hundred thirty-nine million, six hundred fifty-one thousand, one hundred ninety".