1451135009 has 2 divisors, whose sum is σ = 1451135010. Its totient is φ = 1451135008.

The previous prime is 1451134981. The next prime is 1451135029. The reversal of 1451135009 is 9005311541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1346523025 + 104611984 = 36695^2 + 10228^2 .

It is a cyclic number.

It is not a de Polignac number, because 1451135009 - 2²⁰ = 1450086433 is a prime.

It is not a weakly prime, because it can be changed into another prime (1451135029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725567504 + 725567505.

It is an arithmetic number, because the mean of its divisors is an integer number (725567505).

Almost surely, 2^1451135009 is an apocalyptic number.

It is an amenable number.

1451135009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1451135009 is an equidigital number, since it uses as much as digits as its factorization.

1451135009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 1451135009 is about 38093.7660123018. The cubic root of 1451135009 is about 1132.1464433753.

The spelling of 1451135009 in words is "one billion, four hundred fifty-one million, one hundred thirty-five thousand, nine".