1413052391 has 4 divisors (see below), whose sum is σ = 1413135072. Its totient is φ = 1412969712.

The previous prime is 1413052351. The next prime is 1413052397. The reversal of 1413052391 is 1932503141.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1932503141 = 31 ⋅62338811.

It is a cyclic number.

It is not a de Polignac number, because 1413052391 - 2⁶ = 1413052327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1413052397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5135 + ... + 53408.

It is an arithmetic number, because the mean of its divisors is an integer number (353283768).

Almost surely, 2^1413052391 is an apocalyptic number.

1413052391 is a deficient number, since it is larger than the sum of its proper divisors (82681).

1413052391 is an equidigital number, since it uses as much as digits as its factorization.

1413052391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82680.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 1413052391 is about 37590.5891281315. The cubic root of 1413052391 is about 1122.1547567480.

The spelling of 1413052391 in words is "one billion, four hundred thirteen million, fifty-two thousand, three hundred ninety-one".