151045217 has 2 divisors, whose sum is σ = 151045218. Its totient is φ = 151045216.

The previous prime is 151045207. The next prime is 151045319. The reversal of 151045217 is 712540151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79405921 + 71639296 = 8911^2 + 8464^2 .

It is a cyclic number.

It is not a de Polignac number, because 151045217 - 2⁸ = 151044961 is a prime.

It is not a weakly prime, because it can be changed into another prime (151045207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75522608 + 75522609.

It is an arithmetic number, because the mean of its divisors is an integer number (75522609).

Almost surely, 2^151045217 is an apocalyptic number.

It is an amenable number.

151045217 is a deficient number, since it is larger than the sum of its proper divisors (1).

151045217 is an equidigital number, since it uses as much as digits as its factorization.

151045217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1400, while the sum is 26.

The square root of 151045217 is about 12290.0454433659. The cubic root of 151045217 is about 532.5605500294.

Adding to 151045217 its reverse (712540151), we get a palindrome (863585368).

The spelling of 151045217 in words is "one hundred fifty-one million, forty-five thousand, two hundred seventeen".