45203311427 has 4 divisors (see below), whose sum is σ = 45480632520. Its totient is φ = 44925990336.

The previous prime is 45203311399. The next prime is 45203311453. The reversal of 45203311427 is 72411330254.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72411330254 = 2 ⋅36205665127.

It is a cyclic number.

It is not a de Polignac number, because 45203311427 - 2¹⁴ = 45203295043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45203311393 and 45203311402.

It is not an unprimeable number, because it can be changed into a prime (45203314427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138660302 + ... + 138660627.

It is an arithmetic number, because the mean of its divisors is an integer number (11370158130).

Almost surely, 2^45203311427 is an apocalyptic number.

45203311427 is a deficient number, since it is larger than the sum of its proper divisors (277321093).

45203311427 is a wasteful number, since it uses less digits than its factorization.

45203311427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277321092.

The product of its (nonzero) digits is 20160, while the sum is 32.

The spelling of 45203311427 in words is "forty-five billion, two hundred three million, three hundred eleven thousand, four hundred twenty-seven".