1331412405045 has 16 divisors (see below), whose sum is σ = 2160263509632. Its totient is φ = 700085395520.

The previous prime is 1331412405031. The next prime is 1331412405053. The reversal of 1331412405045 is 5405042141331.

It is not a de Polignac number, because 1331412405045 - 2¹¹ = 1331412402997 is a prime.

It is a super-2 number, since 2×1331412405045² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1331412404997 and 1331412405015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 625075182 + ... + 625077311.

It is an arithmetic number, because the mean of its divisors is an integer number (135016469352).

Almost surely, 2^{1331412405045} is an apocalyptic number.

1331412405045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1331412405045 is a deficient number, since it is larger than the sum of its proper divisors (828851104587).

1331412405045 is a wasteful number, since it uses less digits than its factorization.

1331412405045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250152572.

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 1331412405045 its reverse (5405042141331), we get a palindrome (6736454546376).

The spelling of 1331412405045 in words is "one trillion, three hundred thirty-one billion, four hundred twelve million, four hundred five thousand, forty-five".