1146548898 has 64 divisors (see below), whose sum is σ = 2783721600. Its totient is φ = 346913280.

The previous prime is 1146548881. The next prime is 1146548899. The reversal of 1146548898 is 8988456411.

It is a happy number.

1146548898 is a `hidden beast` number, since 1 + 1 + 4 + 6 + 548 + 8 + 98 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (1146548899) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 598390 + ... + 600302.

It is an arithmetic number, because the mean of its divisors is an integer number (43495650).

Almost surely, 2^1146548898 is an apocalyptic number.

1146548898 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1146548898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1391860800).

1146548898 is an abundant number, since it is smaller than the sum of its proper divisors (1637172702).

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

1146548898 is a wasteful number, since it uses less digits than its factorization.

1146548898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2944 (or 2938 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 54.

The square root of 1146548898 is about 33860.7279602787. The cubic root of 1146548898 is about 1046.6404788549.

The spelling of 1146548898 in words is "one billion, one hundred forty-six million, five hundred forty-eight thousand, eight hundred ninety-eight".