4977161401 has 3 divisors (see below), whose sum is σ = 4977231951. Its totient is φ = 4977090852.

The previous prime is 4977161363. The next prime is 4977161411. The reversal of 4977161401 is 1041617794.

The square root of 4977161401 is 70549.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 4886149801 + 91011600 = 69901^2 + 9540^2 .

It is not a de Polignac number, because 4977161401 - 2¹¹ = 4977159353 is a prime.

It is a super-2 number, since 2×4977161401² = 49544271223208565602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4977161411) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 35275 + ... + 105823.

It is an arithmetic number, because the mean of its divisors is an integer number (1659077317).

Almost surely, 2^4977161401 is an apocalyptic number.

4977161401 is the 70549-th square number.

4977161401 is the 35275-th centered octagonal number.

It is an amenable number.

4977161401 is a deficient number, since it is larger than the sum of its proper divisors (70550).

4977161401 is an frugal number, since it uses more digits than its factorization.

4977161401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141098 (or 70549 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 40.

The cubic root of 4977161401 is about 1707.3684088070.

The spelling of 4977161401 in words is "four billion, nine hundred seventy-seven million, one hundred sixty-one thousand, four hundred one".