151045009 has 2 divisors, whose sum is σ = 151045010. Its totient is φ = 151045008.

The previous prime is 151045007. The next prime is 151045031. The reversal of 151045009 is 900540151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141681409 + 9363600 = 11903^2 + 3060^2 .

It is a cyclic number.

It is not a de Polignac number, because 151045009 - 2¹ = 151045007 is a prime.

Together with 151045007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (151045007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75522504 + 75522505.

It is an arithmetic number, because the mean of its divisors is an integer number (75522505).

Almost surely, 2^151045009 is an apocalyptic number.

It is an amenable number.

151045009 is a deficient number, since it is larger than the sum of its proper divisors (1).

151045009 is an equidigital number, since it uses as much as digits as its factorization.

151045009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 151045009 is about 12290.0369812300. The cubic root of 151045009 is about 532.5603055714.

The spelling of 151045009 in words is "one hundred fifty-one million, forty-five thousand, nine".