1141860138 has 64 divisors (see below), whose sum is σ = 2507796480. Its totient is φ = 345254400.

The previous prime is 1141860103. The next prime is 1141860179. The reversal of 1141860138 is 8310681411.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1141860099 and 1141860108.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 341133 + ... + 344463.

It is an arithmetic number, because the mean of its divisors is an integer number (39184320).

Almost surely, 2^1141860138 is an apocalyptic number.

1141860138 is an abundant number, since it is smaller than the sum of its proper divisors (1365936342).

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

1141860138 is a wasteful number, since it uses less digits than its factorization.

1141860138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3483.

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 1141860138 is about 33791.4210710352. The cubic root of 1141860138 is about 1045.2117998999.

The spelling of 1141860138 in words is "one billion, one hundred forty-one million, eight hundred sixty thousand, one hundred thirty-eight".