247083379 has 2 divisors, whose sum is σ = 247083380. Its totient is φ = 247083378.

The previous prime is 247083359. The next prime is 247083383. The reversal of 247083379 is 973380742.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 247083379 - 2¹³ = 247075187 is a prime.

It is a super-2 number, since 2×247083379² = 122100392356115282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (247083329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123541689 + 123541690.

It is an arithmetic number, because the mean of its divisors is an integer number (123541690).

Almost surely, 2^247083379 is an apocalyptic number.

247083379 is a deficient number, since it is larger than the sum of its proper divisors (1).

247083379 is an equidigital number, since it uses as much as digits as its factorization.

247083379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 43.

The square root of 247083379 is about 15718.8860610413. The cubic root of 247083379 is about 627.5011277049.

It can be divided in two parts, 2470 and 83379, that added together give a square (85849 = 293²).

The spelling of 247083379 in words is "two hundred forty-seven million, eighty-three thousand, three hundred seventy-nine".