45134578903 has 2 divisors, whose sum is σ = 45134578904. Its totient is φ = 45134578902.

The previous prime is 45134578901. The next prime is 45134578963. The reversal of 45134578903 is 30987543154.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45134578903 - 2¹ = 45134578901 is a prime.

It is a super-2 number, since 2×45134578903² (a number of 22 digits) contains 22 as substring.

Together with 45134578901, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45134578901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22567289451 + 22567289452.

It is an arithmetic number, because the mean of its divisors is an integer number (22567289452).

Almost surely, 2^45134578903 is an apocalyptic number.

45134578903 is a deficient number, since it is larger than the sum of its proper divisors (1).

45134578903 is an equidigital number, since it uses as much as digits as its factorization.

45134578903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1814400, while the sum is 49.

The spelling of 45134578903 in words is "forty-five billion, one hundred thirty-four million, five hundred seventy-eight thousand, nine hundred three".