120863747 has 2 divisors, whose sum is σ = 120863748. Its totient is φ = 120863746.

The previous prime is 120863737. The next prime is 120863749. The reversal of 120863747 is 747368021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120863747 - 2¹⁶ = 120798211 is a prime.

Together with 120863749, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120863747.

It is not a weakly prime, because it can be changed into another prime (120863749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60431873 + 60431874.

It is an arithmetic number, because the mean of its divisors is an integer number (60431874).

Almost surely, 2^120863747 is an apocalyptic number.

120863747 is a deficient number, since it is larger than the sum of its proper divisors (1).

120863747 is an equidigital number, since it uses as much as digits as its factorization.

120863747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 120863747 is about 10993.8049373272. The cubic root of 120863747 is about 494.4230219094.

The spelling of 120863747 in words is "one hundred twenty million, eight hundred sixty-three thousand, seven hundred forty-seven".