20119413 has 16 divisors (see below), whose sum is σ = 27466560. Its totient is φ = 13095936.

The previous prime is 20119387. The next prime is 20119427. The reversal of 20119413 is 31491102.

It is not a de Polignac number, because 20119413 - 2⁶ = 20119349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20119413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20119433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34581 + ... + 35157.

It is an arithmetic number, because the mean of its divisors is an integer number (1716660).

Almost surely, 2^20119413 is an apocalyptic number.

It is an amenable number.

20119413 is a deficient number, since it is larger than the sum of its proper divisors (7347147).

20119413 is a wasteful number, since it uses less digits than its factorization.

20119413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 20119413 is about 4485.4668653330. The cubic root of 20119413 is about 271.9809179592.

The spelling of 20119413 in words is "twenty million, one hundred nineteen thousand, four hundred thirteen".