1303422979 has 2 divisors, whose sum is σ = 1303422980. Its totient is φ = 1303422978.

The previous prime is 1303422973. The next prime is 1303423007. The reversal of 1303422979 is 9792243031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1303422979 - 2⁵ = 1303422947 is a prime.

It is a super-2 number, since 2×1303422979² = 3397822924370468882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1303422973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651711489 + 651711490.

It is an arithmetic number, because the mean of its divisors is an integer number (651711490).

Almost surely, 2^1303422979 is an apocalyptic number.

1303422979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303422979 is an equidigital number, since it uses as much as digits as its factorization.

1303422979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 1303422979 is about 36102.9497271345. The cubic root of 1303422979 is about 1092.3499448128.

The spelling of 1303422979 in words is "one billion, three hundred three million, four hundred twenty-two thousand, nine hundred seventy-nine".