60291409 has 2 divisors, whose sum is σ = 60291410. Its totient is φ = 60291408.

The previous prime is 60291403. The next prime is 60291421. The reversal of 60291409 is 90419206.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35141184 + 25150225 = 5928^2 + 5015^2 .

It is a cyclic number.

It is not a de Polignac number, because 60291409 - 2⁹ = 60290897 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (60291403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30145704 + 30145705.

It is an arithmetic number, because the mean of its divisors is an integer number (30145705).

Almost surely, 2^60291409 is an apocalyptic number.

It is an amenable number.

60291409 is a deficient number, since it is larger than the sum of its proper divisors (1).

60291409 is an equidigital number, since it uses as much as digits as its factorization.

60291409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 60291409 is about 7764.7542781469. The cubic root of 60291409 is about 392.1195339511.

The spelling of 60291409 in words is "sixty million, two hundred ninety-one thousand, four hundred nine".