19064131 has 2 divisors, whose sum is σ = 19064132. Its totient is φ = 19064130.

The previous prime is 19064119. The next prime is 19064137. The reversal of 19064131 is 13146091.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 19064131 - 2⁵ = 19064099 is a prime.

It is a super-2 number, since 2×19064131² = 726882181570322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 19064096 and 19064105.

It is not a weakly prime, because it can be changed into another prime (19064137) 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 as a sum of consecutive naturals, namely, 9532065 + 9532066.

It is an arithmetic number, because the mean of its divisors is an integer number (9532066).

Almost surely, 2^19064131 is an apocalyptic number.

19064131 is a deficient number, since it is larger than the sum of its proper divisors (1).

19064131 is an equidigital number, since it uses as much as digits as its factorization.

19064131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 19064131 is about 4366.2490767248. The cubic root of 19064131 is about 267.1400509953.

The spelling of 19064131 in words is "nineteen million, sixty-four thousand, one hundred thirty-one".