74135401 has 2 divisors, whose sum is σ = 74135402. Its totient is φ = 74135400.

The previous prime is 74135381. The next prime is 74135407. The reversal of 74135401 is 10453147.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52186176 + 21949225 = 7224^2 + 4685^2 .

It is a cyclic number.

It is not a de Polignac number, because 74135401 - 2⁹ = 74134889 is a prime.

It is not a weakly prime, because it can be changed into another prime (74135407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37067700 + 37067701.

It is an arithmetic number, because the mean of its divisors is an integer number (37067701).

Almost surely, 2^74135401 is an apocalyptic number.

It is an amenable number.

74135401 is a deficient number, since it is larger than the sum of its proper divisors (1).

74135401 is an equidigital number, since it uses as much as digits as its factorization.

74135401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 74135401 is about 8610.1916935687. The cubic root of 74135401 is about 420.0895519551.

Adding to 74135401 its reverse (10453147), we get a palindrome (84588548).

The spelling of 74135401 in words is "seventy-four million, one hundred thirty-five thousand, four hundred one".