1141356492 has 18 divisors (see below), whose sum is σ = 2885095668. Its totient is φ = 380452152.

The previous prime is 1141356473. The next prime is 1141356511. The reversal of 1141356492 is 2946531411.

It is a happy number.

1141356492 is a `hidden beast` number, since 1 + 1 + 4 + 1 + 3 + 5 + 649 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (1141356473) and next prime (1141356511).

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 31704347 = 1141356492 / (1 + 1 + 4 + 1 + 3 + 5 + 6 + 4 + 9 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15852138 + ... + 15852209.

Almost surely, 2^1141356492 is an apocalyptic number.

1141356492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1141356492 is an abundant number, since it is smaller than the sum of its proper divisors (1743739176).

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

1141356492 is a wasteful number, since it uses less digits than its factorization.

1141356492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31704357 (or 31704352 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 1141356492 is about 33783.9679729898. The cubic root of 1141356492 is about 1045.0581050237.

The spelling of 1141356492 in words is "one billion, one hundred forty-one million, three hundred fifty-six thousand, four hundred ninety-two".