451240425357131 has 4 divisors (see below), whose sum is σ = 451242147076512. Its totient is φ = 451238703637752.

The previous prime is 451240425357109. The next prime is 451240425357143. The reversal of 451240425357131 is 131753524042154.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 451240425357131 - 2⁴⁶ = 380871681179467 is a prime.

It is a super-2 number, since 2×451240425357131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (451240425357191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 860466500 + ... + 860990753.

It is an arithmetic number, because the mean of its divisors is an integer number (112810536769128).

Almost surely, 2^{451240425357131} is an apocalyptic number.

451240425357131 is a deficient number, since it is larger than the sum of its proper divisors (1721719381).

451240425357131 is a wasteful number, since it uses less digits than its factorization.

451240425357131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1721719380.

The product of its (nonzero) digits is 2016000, while the sum is 47.

Adding to 451240425357131 its reverse (131753524042154), we get a palindrome (582993949399285).

The spelling of 451240425357131 in words is "four hundred fifty-one trillion, two hundred forty billion, four hundred twenty-five million, three hundred fifty-seven thousand, one hundred thirty-one".