2937978423 has 6 divisors (see below), whose sum is σ = 4243746624. Its totient is φ = 1958652276.

The previous prime is 2937978419. The next prime is 2937978427. The reversal of 2937978423 is 3248797392.

It is an interprime number because it is at equal distance from previous prime (2937978419) and next prime (2937978427).

It is not a de Polignac number, because 2937978423 - 2² = 2937978419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2937978423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2937978427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 163221015 + ... + 163221032.

It is an arithmetic number, because the mean of its divisors is an integer number (707291104).

Almost surely, 2^2937978423 is an apocalyptic number.

2937978423 is a deficient number, since it is larger than the sum of its proper divisors (1305768201).

2937978423 is a wasteful number, since it uses less digits than its factorization.

2937978423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326442053 (or 326442050 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 54.

The square root of 2937978423 is about 54203.1218934851. The cubic root of 2937978423 is about 1432.2413256965.

The spelling of 2937978423 in words is "two billion, nine hundred thirty-seven million, nine hundred seventy-eight thousand, four hundred twenty-three".