1131012046 has 16 divisors (see below), whose sum is σ = 1725403680. Its totient is φ = 555955200.

The previous prime is 1131012017. The next prime is 1131012053. The reversal of 1131012046 is 6402101311.

It is a super-2 number, since 2×1131012046² = 2558376496394212232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9990 + ... + 48598.

It is an arithmetic number, because the mean of its divisors is an integer number (107837730).

Almost surely, 2^1131012046 is an apocalyptic number.

1131012046 is a deficient number, since it is larger than the sum of its proper divisors (594391634).

1131012046 is a wasteful number, since it uses less digits than its factorization.

1131012046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38859.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1131012046 is about 33630.5225353398. The cubic root of 1131012046 is about 1041.8912965319.

Adding to 1131012046 its reverse (6402101311), we get a palindrome (7533113357).

The spelling of 1131012046 in words is "one billion, one hundred thirty-one million, twelve thousand, forty-six".