1402259953 has 2 divisors, whose sum is σ = 1402259954. Its totient is φ = 1402259952.

The previous prime is 1402259927. The next prime is 1402260001. The reversal of 1402259953 is 3599522041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1397862544 + 4397409 = 37388^2 + 2097^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1402259953 is a prime.

It is not a weakly prime, because it can be changed into another prime (1402259923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701129976 + 701129977.

It is an arithmetic number, because the mean of its divisors is an integer number (701129977).

Almost surely, 2^1402259953 is an apocalyptic number.

It is an amenable number.

1402259953 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402259953 is an equidigital number, since it uses as much as digits as its factorization.

1402259953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 1402259953 is about 37446.7615822784. The cubic root of 1402259953 is about 1119.2905671466.

The spelling of 1402259953 in words is "one billion, four hundred two million, two hundred fifty-nine thousand, nine hundred fifty-three".