131452021403 has 8 divisors (see below), whose sum is σ = 131696928000. Its totient is φ = 131207299048.

The previous prime is 131452021373. The next prime is 131452021411. The reversal of 131452021403 is 304120254131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 131452021403 - 2²⁰ = 131450972827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131452026403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1425698 + ... + 1515096.

It is an arithmetic number, because the mean of its divisors is an integer number (16462116000).

Almost surely, 2^131452021403 is an apocalyptic number.

131452021403 is a deficient number, since it is larger than the sum of its proper divisors (244906597).

131452021403 is an equidigital number, since it uses as much as digits as its factorization.

131452021403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92121.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 131452021403 its reverse (304120254131), we get a palindrome (435572275534).

The spelling of 131452021403 in words is "one hundred thirty-one billion, four hundred fifty-two million, twenty-one thousand, four hundred three".