1352887391 has 2 divisors, whose sum is σ = 1352887392. Its totient is φ = 1352887390.

The previous prime is 1352887331. The next prime is 1352887409. The reversal of 1352887391 is 1937882531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1352887391 - 2³⁰ = 279145567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1352887331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676443695 + 676443696.

It is an arithmetic number, because the mean of its divisors is an integer number (676443696).

Almost surely, 2^1352887391 is an apocalyptic number.

1352887391 is a deficient number, since it is larger than the sum of its proper divisors (1).

1352887391 is an equidigital number, since it uses as much as digits as its factorization.

1352887391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 47.

The square root of 1352887391 is about 36781.6175691064. The cubic root of 1352887391 is about 1105.9968321639.

The spelling of 1352887391 in words is "one billion, three hundred fifty-two million, eight hundred eighty-seven thousand, three hundred ninety-one".