162672401 has 2 divisors, whose sum is σ = 162672402. Its totient is φ = 162672400.

The previous prime is 162672373. The next prime is 162672413. The reversal of 162672401 is 104276261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125462401 + 37210000 = 11201^2 + 6100^2 .

It is a cyclic number.

It is not a de Polignac number, because 162672401 - 2¹⁸ = 162410257 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (162672901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81336200 + 81336201.

It is an arithmetic number, because the mean of its divisors is an integer number (81336201).

Almost surely, 2^162672401 is an apocalyptic number.

It is an amenable number.

162672401 is a deficient number, since it is larger than the sum of its proper divisors (1).

162672401 is an equidigital number, since it uses as much as digits as its factorization.

162672401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 162672401 is about 12754.3091149619. The cubic root of 162672401 is about 545.8893550927.

The spelling of 162672401 in words is "one hundred sixty-two million, six hundred seventy-two thousand, four hundred one".