4961538371 has 4 divisors (see below), whose sum is σ = 5082551544. Its totient is φ = 4840525200.

The previous prime is 4961538353. The next prime is 4961538397. The reversal of 4961538371 is 1738351694.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4961538371 - 2¹⁸ = 4961276227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4961538301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60506525 + ... + 60506606.

It is an arithmetic number, because the mean of its divisors is an integer number (1270637886).

Almost surely, 2^4961538371 is an apocalyptic number.

4961538371 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

4961538371 is a deficient number, since it is larger than the sum of its proper divisors (121013173).

4961538371 is a wasteful number, since it uses less digits than its factorization.

4961538371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121013172.

The product of its digits is 544320, while the sum is 47.

The square root of 4961538371 is about 70438.1883000976. The cubic root of 4961538371 is about 1705.5800918549.

The spelling of 4961538371 in words is "four billion, nine hundred sixty-one million, five hundred thirty-eight thousand, three hundred seventy-one".