1445425151 has 2 divisors, whose sum is σ = 1445425152. Its totient is φ = 1445425150.

The previous prime is 1445425141. The next prime is 1445425199. The reversal of 1445425151 is 1515245441.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1515245441) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1445425151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1445425141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722712575 + 722712576.

It is an arithmetic number, because the mean of its divisors is an integer number (722712576).

Almost surely, 2^1445425151 is an apocalyptic number.

1445425151 is a deficient number, since it is larger than the sum of its proper divisors (1).

1445425151 is an equidigital number, since it uses as much as digits as its factorization.

1445425151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16000, while the sum is 32.

The square root of 1445425151 is about 38018.7473623211. The cubic root of 1445425151 is about 1130.6595859455.

The spelling of 1445425151 in words is "one billion, four hundred forty-five million, four hundred twenty-five thousand, one hundred fifty-one".