73485403 has 2 divisors, whose sum is σ = 73485404. Its totient is φ = 73485402.

The previous prime is 73485397. The next prime is 73485443. The reversal of 73485403 is 30458437.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73485403 - 2¹³ = 73477211 is a prime.

It is not a weakly prime, because it can be changed into another prime (73485443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36742701 + 36742702.

It is an arithmetic number, because the mean of its divisors is an integer number (36742702).

Almost surely, 2^73485403 is an apocalyptic number.

73485403 is a deficient number, since it is larger than the sum of its proper divisors (1).

73485403 is an equidigital number, since it uses as much as digits as its factorization.

73485403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 73485403 is about 8572.3627431415. The cubic root of 73485403 is about 418.8582045171.

The spelling of 73485403 in words is "seventy-three million, four hundred eighty-five thousand, four hundred three".