162049439 has 2 divisors, whose sum is σ = 162049440. Its totient is φ = 162049438.

The previous prime is 162049427. The next prime is 162049453. The reversal of 162049439 is 934940261.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-162049439 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162049339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81024719 + 81024720.

It is an arithmetic number, because the mean of its divisors is an integer number (81024720).

Almost surely, 2^162049439 is an apocalyptic number.

162049439 is a deficient number, since it is larger than the sum of its proper divisors (1).

162049439 is an equidigital number, since it uses as much as digits as its factorization.

162049439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 162049439 is about 12729.8640605468. The cubic root of 162049439 is about 545.1916269162.

The spelling of 162049439 in words is "one hundred sixty-two million, forty-nine thousand, four hundred thirty-nine".