1131035402 has 16 divisors (see below), whose sum is σ = 1939904640. Its totient is φ = 484482768.

The previous prime is 1131035393. The next prime is 1131035431. The reversal of 1131035402 is 2045301311.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9443 + ... + 48489.

It is an arithmetic number, because the mean of its divisors is an integer number (121244040).

Almost surely, 2^1131035402 is an apocalyptic number.

1131035402 is a deficient number, since it is larger than the sum of its proper divisors (808869238).

1131035402 is a wasteful number, since it uses less digits than its factorization.

1131035402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41125.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1131035402 is about 33630.8697776314. The cubic root of 1131035402 is about 1041.8984683523.

Adding to 1131035402 its reverse (2045301311), we get a palindrome (3176336713).

The spelling of 1131035402 in words is "one billion, one hundred thirty-one million, thirty-five thousand, four hundred two".