1451239151 has 2 divisors, whose sum is σ = 1451239152. Its totient is φ = 1451239150.

The previous prime is 1451239117. The next prime is 1451239169. The reversal of 1451239151 is 1519321541.

It is a strong prime.

It is an emirp because it is prime and its reverse (1519321541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1451239151 - 2⁶ = 1451239087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1451235151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725619575 + 725619576.

It is an arithmetic number, because the mean of its divisors is an integer number (725619576).

Almost surely, 2^1451239151 is an apocalyptic number.

1451239151 is a deficient number, since it is larger than the sum of its proper divisors (1).

1451239151 is an equidigital number, since it uses as much as digits as its factorization.

1451239151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5400, while the sum is 32.

The square root of 1451239151 is about 38095.1329043488. The cubic root of 1451239151 is about 1132.1735258944.

The spelling of 1451239151 in words is "one billion, four hundred fifty-one million, two hundred thirty-nine thousand, one hundred fifty-one".