1145496898 has 16 divisors (see below), whose sum is σ = 2114763840. Its totient is φ = 453163536.

The previous prime is 1145496851. The next prime is 1145496901. The reversal of 1145496898 is 8986945411.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3146788 + ... + 3147151.

It is an arithmetic number, because the mean of its divisors is an integer number (132172740).

Almost surely, 2^1145496898 is an apocalyptic number.

1145496898 is a deficient number, since it is larger than the sum of its proper divisors (969266942).

1145496898 is a wasteful number, since it uses less digits than its factorization.

1145496898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6293961.

The product of its digits is 2488320, while the sum is 55.

The square root of 1145496898 is about 33845.1901752671. The cubic root of 1145496898 is about 1046.3202707610.

The spelling of 1145496898 in words is "one billion, one hundred forty-five million, four hundred ninety-six thousand, eight hundred ninety-eight".