1402447097 has 2 divisors, whose sum is σ = 1402447098. Its totient is φ = 1402447096.

The previous prime is 1402447091. The next prime is 1402447177. The reversal of 1402447097 is 7907442041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1184116921 + 218330176 = 34411^2 + 14776^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1402447097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1402447097.

It is not a weakly prime, because it can be changed into another prime (1402447091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701223548 + 701223549.

It is an arithmetic number, because the mean of its divisors is an integer number (701223549).

Almost surely, 2^1402447097 is an apocalyptic number.

It is an amenable number.

1402447097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402447097 is an equidigital number, since it uses as much as digits as its factorization.

1402447097 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 1402447097 is about 37449.2602997709. The cubic root of 1402447097 is about 1119.3403580087.

The spelling of 1402447097 in words is "one billion, four hundred two million, four hundred forty-seven thousand, ninety-seven".