1131663261462 has 8 divisors (see below), whose sum is σ = 2263326522936. Its totient is φ = 377221087152.

The previous prime is 1131663261457. The next prime is 1131663261493. The reversal of 1131663261462 is 2641623661311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

1131663261462 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94305271783 + ... + 94305271794.

It is an arithmetic number, because the mean of its divisors is an integer number (282915815367).

Almost surely, 2^{1131663261462} is an apocalyptic number.

1131663261462 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131663261462 is a wasteful number, since it uses less digits than its factorization.

1131663261462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188610543582.

The product of its digits is 186624, while the sum is 42.

The spelling of 1131663261462 in words is "one trillion, one hundred thirty-one billion, six hundred sixty-three million, two hundred sixty-one thousand, four hundred sixty-two".