139413511 has 8 divisors (see below), whose sum is σ = 146018304. Its totient is φ = 132854040.

The previous prime is 139413509. The next prime is 139413517. The reversal of 139413511 is 115314931.

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

It is a cyclic number.

It is not a de Polignac number, because 139413511 - 2¹ = 139413509 is a prime.

It is a super-2 number, since 2×139413511² = 38872254098694242, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 139413511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139413517) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4951 + ... + 17416.

It is an arithmetic number, because the mean of its divisors is an integer number (18252288).

Almost surely, 2^139413511 is an apocalyptic number.

139413511 is a deficient number, since it is larger than the sum of its proper divisors (6604793).

139413511 is a wasteful number, since it uses less digits than its factorization.

139413511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22661.

The product of its digits is 1620, while the sum is 28.

The square root of 139413511 is about 11807.3498720077. The cubic root of 139413511 is about 518.5233142044.

The spelling of 139413511 in words is "one hundred thirty-nine million, four hundred thirteen thousand, five hundred eleven".