1070891298 has 12 divisors (see below), whose sum is σ = 2320264518. Its totient is φ = 356963760.

The previous prime is 1070891291. The next prime is 1070891317. The reversal of 1070891298 is 8921980701.

It can be written as a sum of positive squares in only one way, i.e., 903783969 + 167107329 = 30063^2 + 12927^2 .

It is a super-2 number, since 2×1070891298² = 2293616344264249608, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1070891291) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29746963 + ... + 29746998.

Almost surely, 2^1070891298 is an apocalyptic number.

1070891298 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1070891298 is an abundant number, since it is smaller than the sum of its proper divisors (1249373220).

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

1070891298 is a wasteful number, since it uses less digits than its factorization.

1070891298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59493969 (or 59493966 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 45.

The square root of 1070891298 is about 32724.4755190973. The cubic root of 1070891298 is about 1023.0930391268.

The spelling of 1070891298 in words is "one billion, seventy million, eight hundred ninety-one thousand, two hundred ninety-eight".