1146011898 has 32 divisors (see below), whose sum is σ = 2345443776. Its totient is φ = 373163648.

The previous prime is 1146011897. The next prime is 1146011899. The reversal of 1146011898 is 8981106411.

It is an interprime number because it is at equal distance from previous prime (1146011897) and next prime (1146011899).

It is not an unprimeable number, because it can be changed into a prime (1146011891) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66361 + ... + 81827.

It is an arithmetic number, because the mean of its divisors is an integer number (73295118).

Almost surely, 2^1146011898 is an apocalyptic number.

1146011898 is an abundant number, since it is smaller than the sum of its proper divisors (1199431878).

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

1146011898 is a wasteful number, since it uses less digits than its factorization.

1146011898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15758.

The product of its (nonzero) digits is 13824, while the sum is 39.

The square root of 1146011898 is about 33852.7974914925. The cubic root of 1146011898 is about 1046.4770511087.

The spelling of 1146011898 in words is "one billion, one hundred forty-six million, eleven thousand, eight hundred ninety-eight".