73474151 has 2 divisors, whose sum is σ = 73474152. Its totient is φ = 73474150.

The previous prime is 73474147. The next prime is 73474241. The reversal of 73474151 is 15147437.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73474151 - 2² = 73474147 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73474451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36737075 + 36737076.

It is an arithmetic number, because the mean of its divisors is an integer number (36737076).

Almost surely, 2^73474151 is an apocalyptic number.

73474151 is a deficient number, since it is larger than the sum of its proper divisors (1).

73474151 is an equidigital number, since it uses as much as digits as its factorization.

73474151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11760, while the sum is 32.

The square root of 73474151 is about 8571.7064228775. The cubic root of 73474151 is about 418.8368250644.

The spelling of 73474151 in words is "seventy-three million, four hundred seventy-four thousand, one hundred fifty-one".