1035520131 has 4 divisors (see below), whose sum is σ = 1380693512. Its totient is φ = 690346752.

The previous prime is 1035520127. The next prime is 1035520153. The reversal of 1035520131 is 1310255301.

1035520131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1035520131 - 2² = 1035520127 is a prime.

It is a super-3 number, since 3×1035520131³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1035520098 and 1035520107.

It is not an unprimeable number, because it can be changed into a prime (1035520331) 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, 172586686 + ... + 172586691.

It is an arithmetic number, because the mean of its divisors is an integer number (345173378).

Almost surely, 2^1035520131 is an apocalyptic number.

1035520131 is a deficient number, since it is larger than the sum of its proper divisors (345173381).

1035520131 is an equidigital number, since it uses as much as digits as its factorization.

1035520131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345173380.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 1035520131 is about 32179.4986132475. The cubic root of 1035520131 is about 1011.7025595453.

Adding to 1035520131 its reverse (1310255301), we get a palindrome (2345775432).

The spelling of 1035520131 in words is "one billion, thirty-five million, five hundred twenty thousand, one hundred thirty-one".