1530152551 has 8 divisors (see below), whose sum is σ = 1560349440. Its totient is φ = 1500097848.

The previous prime is 1530152527. The next prime is 1530152563. The reversal of 1530152551 is 1552510351.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1530152551 - 2⁷ = 1530152423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1530152521) 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, 13681 + ... + 56986.

It is an arithmetic number, because the mean of its divisors is an integer number (195043680).

Almost surely, 2^1530152551 is an apocalyptic number.

1530152551 is a deficient number, since it is larger than the sum of its proper divisors (30196889).

1530152551 is an equidigital number, since it uses as much as digits as its factorization.

1530152551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71093.

The product of its (nonzero) digits is 3750, while the sum is 28.

The square root of 1530152551 is about 39117.1644038777. The cubic root of 1530152551 is about 1152.3336483643. Note that the first 3 decimals are identical.

The spelling of 1530152551 in words is "one billion, five hundred thirty million, one hundred fifty-two thousand, five hundred fifty-one".