131404313433315 has 16 divisors (see below), whose sum is σ = 226419740070048. Its totient is φ = 64691354305536.

The previous prime is 131404313433307. The next prime is 131404313433317. The reversal of 131404313433315 is 513334313404131.

It is not a de Polignac number, because 131404313433315 - 2³ = 131404313433307 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (131404313433317) 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, 336934136814 + ... + 336934137203.

It is an arithmetic number, because the mean of its divisors is an integer number (14151233754378).

Almost surely, 2^{131404313433315} is an apocalyptic number.

131404313433315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

131404313433315 is a deficient number, since it is larger than the sum of its proper divisors (95015426636733).

131404313433315 is a wasteful number, since it uses less digits than its factorization.

131404313433315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673868274038.

The product of its (nonzero) digits is 233280, while the sum is 39.

Adding to 131404313433315 its reverse (513334313404131), we get a palindrome (644738626837446).

The spelling of 131404313433315 in words is "one hundred thirty-one trillion, four hundred four billion, three hundred thirteen million, four hundred thirty-three thousand, three hundred fifteen".