162654139 has 2 divisors, whose sum is σ = 162654140. Its totient is φ = 162654138.

The previous prime is 162654133. The next prime is 162654143. The reversal of 162654139 is 931456261.

It is a strong prime.

It is an emirp because it is prime and its reverse (931456261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 162654139 - 2³ = 162654131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 162654098 and 162654107.

It is not a weakly prime, because it can be changed into another prime (162654131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81327069 + 81327070.

It is an arithmetic number, because the mean of its divisors is an integer number (81327070).

Almost surely, 2^162654139 is an apocalyptic number.

162654139 is a deficient number, since it is larger than the sum of its proper divisors (1).

162654139 is an equidigital number, since it uses as much as digits as its factorization.

162654139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 37.

The square root of 162654139 is about 12753.5931799630. The cubic root of 162654139 is about 545.8689267053.

The spelling of 162654139 in words is "one hundred sixty-two million, six hundred fifty-four thousand, one hundred thirty-nine".