1148092398 has 12 divisors (see below), whose sum is σ = 2487533568. Its totient is φ = 382697460.

The previous prime is 1148092381. The next prime is 1148092417. The reversal of 1148092398 is 8932908411.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 31891438 + ... + 31891473.

It is an arithmetic number, because the mean of its divisors is an integer number (207294464).

Almost surely, 2^1148092398 is an apocalyptic number.

1148092398 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1148092398 is an abundant number, since it is smaller than the sum of its proper divisors (1339441170).

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

1148092398 is a wasteful number, since it uses less digits than its factorization.

1148092398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63782919 (or 63782916 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 1148092398 is about 33883.5121851322. The cubic root of 1148092398 is about 1047.1099355558.

The spelling of 1148092398 in words is "one billion, one hundred forty-eight million, ninety-two thousand, three hundred ninety-eight".