152305451 has 2 divisors, whose sum is σ = 152305452. Its totient is φ = 152305450.

The previous prime is 152305429. The next prime is 152305453. The reversal of 152305451 is 154503251.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152305451 is a prime.

Together with 152305453, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 152305451.

It is not a weakly prime, because it can be changed into another prime (152305453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76152725 + 76152726.

It is an arithmetic number, because the mean of its divisors is an integer number (76152726).

Almost surely, 2^152305451 is an apocalyptic number.

152305451 is a deficient number, since it is larger than the sum of its proper divisors (1).

152305451 is an equidigital number, since it uses as much as digits as its factorization.

152305451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 152305451 is about 12341.2094626094. The cubic root of 152305451 is about 534.0375756171.

The spelling of 152305451 in words is "one hundred fifty-two million, three hundred five thousand, four hundred fifty-one".