1202874979 has 2 divisors, whose sum is σ = 1202874980. Its totient is φ = 1202874978.

The previous prime is 1202874973. The next prime is 1202874997. The reversal of 1202874979 is 9794782021.

Together with next prime (1202874997) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1202874979 - 2¹⁷ = 1202743907 is a prime.

It is not a weakly prime, because it can be changed into another prime (1202874973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601437489 + 601437490.

It is an arithmetic number, because the mean of its divisors is an integer number (601437490).

Almost surely, 2^1202874979 is an apocalyptic number.

1202874979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202874979 is an equidigital number, since it uses as much as digits as its factorization.

1202874979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 49.

The square root of 1202874979 is about 34682.4880739546. The cubic root of 1202874979 is about 1063.5065370929.

The spelling of 1202874979 in words is "one billion, two hundred two million, eight hundred seventy-four thousand, nine hundred seventy-nine".