45203550131 has 4 divisors (see below), whose sum is σ = 45209657064. Its totient is φ = 45197443200.

The previous prime is 45203550031. The next prime is 45203550143. The reversal of 45203550131 is 13105530254.

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 45203550131 - 2²⁶ = 45136441267 is a prime.

It is a super-2 number, since 2×45203550131² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45203550094 and 45203550103.

It is not an unprimeable number, because it can be changed into a prime (45203550031) 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, 3042350 + ... + 3057171.

It is an arithmetic number, because the mean of its divisors is an integer number (11302414266).

Almost surely, 2^45203550131 is an apocalyptic number.

45203550131 is a deficient number, since it is larger than the sum of its proper divisors (6106933).

45203550131 is an equidigital number, since it uses as much as digits as its factorization.

45203550131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6106932.

The product of its (nonzero) digits is 9000, while the sum is 29.

The spelling of 45203550131 in words is "forty-five billion, two hundred three million, five hundred fifty thousand, one hundred thirty-one".