1522730151 has 8 divisors (see below), whose sum is σ = 2255896560. Its totient is φ = 1015153416.

The previous prime is 1522730107. The next prime is 1522730159. The reversal of 1522730151 is 1510372251.

It is not a de Polignac number, because 1522730151 - 2⁶ = 1522730087 is a prime.

It is a super-2 number, since 2×1522730151² = 4637414225528965602, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 56397413 = 1522730151 / (1 + 5 + 2 + 2 + 7 + 3 + 0 + 1 + 5 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1522730159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28198680 + ... + 28198733.

It is an arithmetic number, because the mean of its divisors is an integer number (281987070).

Almost surely, 2^1522730151 is an apocalyptic number.

1522730151 is a deficient number, since it is larger than the sum of its proper divisors (733166409).

1522730151 is an equidigital number, since it uses as much as digits as its factorization.

1522730151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56397422 (or 56397416 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 1522730151 is about 39022.1751187706. The cubic root of 1522730151 is about 1150.4673969027.

The spelling of 1522730151 in words is "one billion, five hundred twenty-two million, seven hundred thirty thousand, one hundred fifty-one".