1532117481 has 16 divisors (see below), whose sum is σ = 2101597056. Its totient is φ = 992399616.

The previous prime is 1532117471. The next prime is 1532117491. The reversal of 1532117481 is 1847112351.

It is an interprime number because it is at equal distance from previous prime (1532117471) and next prime (1532117491).

It is not a de Polignac number, because 1532117481 - 2⁶ = 1532117417 is a prime.

It is a super-2 number, since 2×1532117481² = 4694767951171570722, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1532117441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30400 + ... + 63153.

It is an arithmetic number, because the mean of its divisors is an integer number (131349816).

Almost surely, 2^1532117481 is an apocalyptic number.

It is an amenable number.

1532117481 is a deficient number, since it is larger than the sum of its proper divisors (569479575).

1532117481 is a wasteful number, since it uses less digits than its factorization.

1532117481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93712.

The product of its digits is 6720, while the sum is 33.

The square root of 1532117481 is about 39142.2723024609. The cubic root of 1532117481 is about 1152.8266899325.

The spelling of 1532117481 in words is "one billion, five hundred thirty-two million, one hundred seventeen thousand, four hundred eighty-one".