131133325400145 has 16 divisors (see below), whose sum is σ = 233125911822720. Its totient is φ = 69937773546672.

The previous prime is 131133325400069. The next prime is 131133325400149. The reversal of 131133325400145 is 541004523331131.

131133325400145 is a `hidden beast` number, since 1 + 3 + 11 + 33 + 32 + 540 + 0 + 1 + 45 = 666.

It is not a de Polignac number, because 131133325400145 - 2¹⁰ = 131133325399121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131133325400149) 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, 485678982829 + ... + 485678983098.

It is an arithmetic number, because the mean of its divisors is an integer number (14570369488920).

Almost surely, 2^{131133325400145} is an apocalyptic number.

131133325400145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

131133325400145 is a deficient number, since it is larger than the sum of its proper divisors (101992586422575).

131133325400145 is an equidigital number, since it uses as much as digits as its factorization.

131133325400145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971357965941 (or 971357965935 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

Adding to 131133325400145 its reverse (541004523331131), we get a palindrome (672137848731276).

The spelling of 131133325400145 in words is "one hundred thirty-one trillion, one hundred thirty-three billion, three hundred twenty-five million, four hundred thousand, one hundred forty-five".