1352785402131 has 16 divisors (see below), whose sum is σ = 1853881656480. Its totient is φ = 877105278720.

The previous prime is 1352785402093. The next prime is 1352785402193. The reversal of 1352785402131 is 1312045872531.

It is a happy number.

It is not a de Polignac number, because 1352785402131 - 2⁹ = 1352785401619 is a prime.

It is a super-2 number, since 2×1352785402131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1352785402231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41513320 + ... + 41545893.

It is an arithmetic number, because the mean of its divisors is an integer number (115867603530).

Almost surely, 2^{1352785402131} is an apocalyptic number.

1352785402131 is a deficient number, since it is larger than the sum of its proper divisors (501096254349).

1352785402131 is an equidigital number, since it uses as much as digits as its factorization.

1352785402131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83059366.

The product of its (nonzero) digits is 201600, while the sum is 42.

The spelling of 1352785402131 in words is "one trillion, three hundred fifty-two billion, seven hundred eighty-five million, four hundred two thousand, one hundred thirty-one".