1354331399 has 2 divisors, whose sum is σ = 1354331400. Its totient is φ = 1354331398.

The previous prime is 1354331359. The next prime is 1354331411. The reversal of 1354331399 is 9931334531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1354331399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1354331339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677165699 + 677165700.

It is an arithmetic number, because the mean of its divisors is an integer number (677165700).

Almost surely, 2^1354331399 is an apocalyptic number.

1354331399 is a deficient number, since it is larger than the sum of its proper divisors (1).

1354331399 is an equidigital number, since it uses as much as digits as its factorization.

1354331399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 131220, while the sum is 41.

The square root of 1354331399 is about 36801.2418132867. The cubic root of 1354331399 is about 1106.3901884795.

The spelling of 1354331399 in words is "one billion, three hundred fifty-four million, three hundred thirty-one thousand, three hundred ninety-nine".