151263457 has 2 divisors, whose sum is σ = 151263458. Its totient is φ = 151263456.

The previous prime is 151263451. The next prime is 151263487. The reversal of 151263457 is 754362151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 149915536 + 1347921 = 12244^2 + 1161^2 .

It is an emirp because it is prime and its reverse (754362151) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151263457 is a prime.

It is not a weakly prime, because it can be changed into another prime (151263451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75631728 + 75631729.

It is an arithmetic number, because the mean of its divisors is an integer number (75631729).

Almost surely, 2^151263457 is an apocalyptic number.

It is an amenable number.

151263457 is a deficient number, since it is larger than the sum of its proper divisors (1).

151263457 is an equidigital number, since it uses as much as digits as its factorization.

151263457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 34.

The square root of 151263457 is about 12298.9209689306. The cubic root of 151263457 is about 532.8169193575.

The spelling of 151263457 in words is "one hundred fifty-one million, two hundred sixty-three thousand, four hundred fifty-seven".