151553609 has 2 divisors, whose sum is σ = 151553610. Its totient is φ = 151553608.

The previous prime is 151553593. The next prime is 151553617. The reversal of 151553609 is 906355151.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129322384 + 22231225 = 11372^2 + 4715^2 .

It is a cyclic number.

It is not a de Polignac number, because 151553609 - 2⁴ = 151553593 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (151553639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75776804 + 75776805.

It is an arithmetic number, because the mean of its divisors is an integer number (75776805).

Almost surely, 2^151553609 is an apocalyptic number.

It is an amenable number.

151553609 is a deficient number, since it is larger than the sum of its proper divisors (1).

151553609 is an equidigital number, since it uses as much as digits as its factorization.

151553609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20250, while the sum is 35.

The square root of 151553609 is about 12310.7111492391. The cubic root of 151553609 is about 533.1573830616.

The spelling of 151553609 in words is "one hundred fifty-one million, five hundred fifty-three thousand, six hundred nine".