248377387 has 2 divisors, whose sum is σ = 248377388. Its totient is φ = 248377386.

The previous prime is 248377309. The next prime is 248377399. The reversal of 248377387 is 783773842.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 248377387 - 2²⁷ = 114159659 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 248377387.

It is not a weakly prime, because it can be changed into another prime (248372387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124188693 + 124188694.

It is an arithmetic number, because the mean of its divisors is an integer number (124188694).

Almost surely, 2^248377387 is an apocalyptic number.

248377387 is a deficient number, since it is larger than the sum of its proper divisors (1).

248377387 is an equidigital number, since it uses as much as digits as its factorization.

248377387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1580544, while the sum is 49.

The square root of 248377387 is about 15759.9932423843. The cubic root of 248377387 is about 628.5946561197.

The spelling of 248377387 in words is "two hundred forty-eight million, three hundred seventy-seven thousand, three hundred eighty-seven".