162979753 has 2 divisors, whose sum is σ = 162979754. Its totient is φ = 162979752.

The previous prime is 162979703. The next prime is 162979757. The reversal of 162979753 is 357979261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129663769 + 33315984 = 11387^2 + 5772^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-162979753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 162979697 and 162979706.

It is not a weakly prime, because it can be changed into another prime (162979757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81489876 + 81489877.

It is an arithmetic number, because the mean of its divisors is an integer number (81489877).

Almost surely, 2^162979753 is an apocalyptic number.

It is an amenable number.

162979753 is a deficient number, since it is larger than the sum of its proper divisors (1).

162979753 is an equidigital number, since it uses as much as digits as its factorization.

162979753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 714420, while the sum is 49.

The square root of 162979753 is about 12766.3523764621. The cubic root of 162979753 is about 546.2329385305.

The spelling of 162979753 in words is "one hundred sixty-two million, nine hundred seventy-nine thousand, seven hundred fifty-three".