1147951098 has 24 divisors (see below), whose sum is σ = 2842545888. Its totient is φ = 327985992.

The previous prime is 1147951097. The next prime is 1147951151. The reversal of 1147951098 is 8901597411.

It is a happy number.

1147951098 is a `hidden beast` number, since 1 + 1 + 47 + 9 + 510 + 98 = 666.

It is not an unprimeable number, because it can be changed into a prime (1147951097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4555236 + ... + 4555487.

It is an arithmetic number, because the mean of its divisors is an integer number (118439412).

Almost surely, 2^1147951098 is an apocalyptic number.

1147951098 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1147951098 is an abundant number, since it is smaller than the sum of its proper divisors (1694594790).

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

1147951098 is a wasteful number, since it uses less digits than its factorization.

1147951098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9110738 (or 9110735 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 45.

The square root of 1147951098 is about 33881.4270360621. The cubic root of 1147951098 is about 1047.0669765558.

The spelling of 1147951098 in words is "one billion, one hundred forty-seven million, nine hundred fifty-one thousand, ninety-eight".