1098925011 has 6 divisors (see below), whose sum is σ = 1587336140. Its totient is φ = 732616668.

The previous prime is 1098924979. The next prime is 1098925013. The reversal of 1098925011 is 1105298901.

It is not a de Polignac number, because 1098925011 - 2⁵ = 1098924979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1098925013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61051381 + ... + 61051398.

Almost surely, 2^1098925011 is an apocalyptic number.

1098925011 is a deficient number, since it is larger than the sum of its proper divisors (488411129).

1098925011 is a wasteful number, since it uses less digits than its factorization.

1098925011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122102785 (or 122102782 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 36.

The square root of 1098925011 is about 33150.0378732815. The cubic root of 1098925011 is about 1031.9437362286.

The spelling of 1098925011 in words is "one billion, ninety-eight million, nine hundred twenty-five thousand, eleven".