1013531151 has 4 divisors (see below), whose sum is σ = 1351374872. Its totient is φ = 675687432.

The previous prime is 1013531131. The next prime is 1013531161. The reversal of 1013531151 is 1511353101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1511353101 = 3 ⋅503784367.

It is not a de Polignac number, because 1013531151 - 2⁵ = 1013531119 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 (1013531131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168921856 + ... + 168921861.

It is an arithmetic number, because the mean of its divisors is an integer number (337843718).

Almost surely, 2^1013531151 is an apocalyptic number.

1013531151 is a deficient number, since it is larger than the sum of its proper divisors (337843721).

1013531151 is an equidigital number, since it uses as much as digits as its factorization.

1013531151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337843720.

The product of its (nonzero) digits is 225, while the sum is 21.

The square root of 1013531151 is about 31836.0040048999. The cubic root of 1013531151 is about 1004.4901916686.

Adding to 1013531151 its reverse (1511353101), we get a palindrome (2524884252).

The spelling of 1013531151 in words is "one billion, thirteen million, five hundred thirty-one thousand, one hundred fifty-one".