603640405131 has 8 divisors (see below), whose sum is σ = 804899744400. Its totient is φ = 402404001312.

The previous prime is 603640405051. The next prime is 603640405139. The reversal of 603640405131 is 131504046306.

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

It is a de Polignac number, because none of the positive numbers 2^k-603640405131 is a prime.

It is a super-2 number, since 2×603640405131² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 603640405092 and 603640405101.

It is not an unprimeable number, because it can be changed into a prime (603640405139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5672356 + ... + 5777793.

It is an arithmetic number, because the mean of its divisors is an integer number (100612468050).

Almost surely, 2^603640405131 is an apocalyptic number.

603640405131 is a deficient number, since it is larger than the sum of its proper divisors (201259339269).

603640405131 is a wasteful number, since it uses less digits than its factorization.

603640405131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11467725.

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 603640405131 in words is "six hundred three billion, six hundred forty million, four hundred five thousand, one hundred thirty-one".