151455461 has 2 divisors, whose sum is σ = 151455462. Its totient is φ = 151455460.

The previous prime is 151455457. The next prime is 151455463. The reversal of 151455461 is 164554151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151413025 + 42436 = 12305^2 + 206^2 .

It is a cyclic number.

It is not a de Polignac number, because 151455461 - 2² = 151455457 is a prime.

Together with 151455463, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151455463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75727730 + 75727731.

It is an arithmetic number, because the mean of its divisors is an integer number (75727731).

Almost surely, 2^151455461 is an apocalyptic number.

It is an amenable number.

151455461 is a deficient number, since it is larger than the sum of its proper divisors (1).

151455461 is an equidigital number, since it uses as much as digits as its factorization.

151455461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12000, while the sum is 32.

The square root of 151455461 is about 12306.7242188976. The cubic root of 151455461 is about 533.0422650925.

The spelling of 151455461 in words is "one hundred fifty-one million, four hundred fifty-five thousand, four hundred sixty-one".