1405984575131 has 2 divisors, whose sum is σ = 1405984575132. Its totient is φ = 1405984575130.

The previous prime is 1405984575113. The next prime is 1405984575169. The reversal of 1405984575131 is 1315754895041.

It is a happy number.

Together with previous prime (1405984575113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1405984575131 - 2⁶ = 1405984575067 is a prime.

It is a super-2 number, since 2×1405984575131² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1405984575031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 702992287565 + 702992287566.

It is an arithmetic number, because the mean of its divisors is an integer number (702992287566).

Almost surely, 2^{1405984575131} is an apocalyptic number.

1405984575131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1405984575131 is an equidigital number, since it uses as much as digits as its factorization.

1405984575131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024000, while the sum is 53.

The spelling of 1405984575131 in words is "one trillion, four hundred five billion, nine hundred eighty-four million, five hundred seventy-five thousand, one hundred thirty-one".