1532115 has 48 divisors (see below), whose sum is σ = 2996448. Its totient is φ = 746496.

The previous prime is 1532107. The next prime is 1532117. The reversal of 1532115 is 5112351.

It is not a de Polignac number, because 1532115 - 2³ = 1532107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1532117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15747 + ... + 15843.

It is an arithmetic number, because the mean of its divisors is an integer number (62426).

2^1532115 is an apocalyptic number.

1532115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1532115 is a deficient number, since it is larger than the sum of its proper divisors (1464333).

1532115 is an equidigital number, since it uses as much as digits as its factorization.

1532115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130 (or 118 counting only the distinct ones).

The product of its digits is 150, while the sum is 18.

The square root of 1532115 is about 1237.7863305110. The cubic root of 1532115 is about 115.2826067664.

Adding to 1532115 its reverse (5112351), we get a palindrome (6644466).

The spelling of 1532115 in words is "one million, five hundred thirty-two thousand, one hundred fifteen".