45273803 has 2 divisors, whose sum is σ = 45273804. Its totient is φ = 45273802.

The previous prime is 45273793. The next prime is 45273841. The reversal of 45273803 is 30837254.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45273803 - 2¹⁰ = 45272779 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45273803.

It is not a weakly prime, because it can be changed into another prime (45273863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22636901 + 22636902.

It is an arithmetic number, because the mean of its divisors is an integer number (22636902).

Almost surely, 2^45273803 is an apocalyptic number.

45273803 is a deficient number, since it is larger than the sum of its proper divisors (1).

45273803 is an equidigital number, since it uses as much as digits as its factorization.

45273803 is an evil number, because the sum of its binary digits is even.

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

The square root of 45273803 is about 6728.5810539816. The cubic root of 45273803 is about 356.4092708167.

The spelling of 45273803 in words is "forty-five million, two hundred seventy-three thousand, eight hundred three".