1061098458 has 32 divisors (see below), whose sum is σ = 2509004160. Its totient is φ = 292716480.

The previous prime is 1061098457. The next prime is 1061098459. The reversal of 1061098458 is 8548901601.

It is an interprime number because it is at equal distance from previous prime (1061098457) and next prime (1061098459).

It is a super-2 number, since 2×1061098458² = 2251859875139955528, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (1061098457) 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, 434373 + ... + 436808.

It is an arithmetic number, because the mean of its divisors is an integer number (78406380).

Almost surely, 2^1061098458 is an apocalyptic number.

1061098458 is an abundant number, since it is smaller than the sum of its proper divisors (1447905702).

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

1061098458 is a wasteful number, since it uses less digits than its factorization.

1061098458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871222.

The product of its (nonzero) digits is 69120, while the sum is 42.

The square root of 1061098458 is about 32574.5062587294. The cubic root of 1061098458 is about 1019.9649026755.

The spelling of 1061098458 in words is "one billion, sixty-one million, ninety-eight thousand, four hundred fifty-eight".