4923157 has 4 divisors (see below), whose sum is σ = 5043276. Its totient is φ = 4803040.

The previous prime is 4923151. The next prime is 4923167. The reversal of 4923157 is 7513294.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2735716 + 2187441 = 1654^2 + 1479^2 .

It is a cyclic number.

It is not a de Polignac number, because 4923157 - 2⁷ = 4923029 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4923151) 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, 59998 + ... + 60079.

It is an arithmetic number, because the mean of its divisors is an integer number (1260819).

Almost surely, 2^4923157 is an apocalyptic number.

It is an amenable number.

4923157 is a deficient number, since it is larger than the sum of its proper divisors (120119).

4923157 is a wasteful number, since it uses less digits than its factorization.

4923157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120118.

The product of its digits is 7560, while the sum is 31.

The square root of 4923157 is about 2218.8188299183. The cubic root of 4923157 is about 170.1170704567.

The spelling of 4923157 in words is "four million, nine hundred twenty-three thousand, one hundred fifty-seven".