1001061098 has 4 divisors (see below), whose sum is σ = 1501591650. Its totient is φ = 500530548.

The previous prime is 1001061073. The next prime is 1001061107. The reversal of 1001061098 is 8901601001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8901601001 = 307 ⋅28995443.

It can be written as a sum of positive squares in only one way, i.e., 993069169 + 7991929 = 31513^2 + 2827^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250265273 + ... + 250265276.

Almost surely, 2^1001061098 is an apocalyptic number.

1001061098 is a deficient number, since it is larger than the sum of its proper divisors (500530552).

1001061098 is an equidigital number, since it uses as much as digits as its factorization.

1001061098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500530551.

The product of its (nonzero) digits is 432, while the sum is 26.

The square root of 1001061098 is about 31639.5495859217. The cubic root of 1001061098 is about 1000.3535743038.

Adding to 1001061098 its reverse (8901601001), we get a palindrome (9902662099).

The spelling of 1001061098 in words is "one billion, one million, sixty-one thousand, ninety-eight".