131403430131452 has 12 divisors (see below), whose sum is σ = 229984607837040. Its totient is φ = 65693542178016.

The previous prime is 131403430131419. The next prime is 131403430131559. The reversal of 131403430131452 is 254131034304131.

It is a super-2 number, since 2×131403430131452² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2043185753 + ... + 2043250064.

It is an arithmetic number, because the mean of its divisors is an integer number (19165383986420).

Almost surely, 2^{131403430131452} is an apocalyptic number.

It is an amenable number.

131403430131452 is a deficient number, since it is larger than the sum of its proper divisors (98581177705588).

131403430131452 is a wasteful number, since it uses less digits than its factorization.

131403430131452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4086443860 (or 4086443858 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 131403430131452 its reverse (254131034304131), we get a palindrome (385534464435583).

The spelling of 131403430131452 in words is "one hundred thirty-one trillion, four hundred three billion, four hundred thirty million, one hundred thirty-one thousand, four hundred fifty-two".