1098715052 has 36 divisors (see below), whose sum is σ = 2072579040. Its totient is φ = 509339232.

The previous prime is 1098715039. The next prime is 1098715061. The reversal of 1098715052 is 2505178901.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 1098714997 and 1098715015.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59774 + ... + 75962.

It is an arithmetic number, because the mean of its divisors is an integer number (57571640).

Almost surely, 2^1098715052 is an apocalyptic number.

It is an amenable number.

1098715052 is a deficient number, since it is larger than the sum of its proper divisors (973863988).

1098715052 is a wasteful number, since it uses less digits than its factorization.

1098715052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16278 (or 16257 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 38.

The square root of 1098715052 is about 33146.8709232108. The cubic root of 1098715052 is about 1031.8780114907.

The spelling of 1098715052 in words is "one billion, ninety-eight million, seven hundred fifteen thousand, fifty-two".