1349620269431 has 8 divisors (see below), whose sum is σ = 1542665013120. Its totient is φ = 1156635987768.

The previous prime is 1349620269337. The next prime is 1349620269433.

1349620269431 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1349620269431 is a prime.

It is a super-2 number, since 2×1349620269431² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1349620269431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1349620269433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15067661 + ... + 15156966.

It is an arithmetic number, because the mean of its divisors is an integer number (192833126640).

Almost surely, 2^{1349620269431} is an apocalyptic number.

1349620269431 is a deficient number, since it is larger than the sum of its proper divisors (193044743689).

1349620269431 is an equidigital number, since it uses as much as digits as its factorization.

1349620269431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30231013.

The product of its (nonzero) digits is 1679616, while the sum is 50.

The spelling of 1349620269431 in words is "one trillion, three hundred forty-nine billion, six hundred twenty million, two hundred sixty-nine thousand, four hundred thirty-one".