1098627953 has 4 divisors (see below), whose sum is σ = 1100812608. Its totient is φ = 1096443300.

The previous prime is 1098627947. The next prime is 1098627991. The reversal of 1098627953 is 3597268901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1098627953 - 2²⁰ = 1097579377 is a prime.

It is a super-2 number, since 2×1098627953² = 2413966758225940418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1098627053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1091573 + ... + 1092578.

It is an arithmetic number, because the mean of its divisors is an integer number (275203152).

Almost surely, 2^1098627953 is an apocalyptic number.

It is an amenable number.

1098627953 is a deficient number, since it is larger than the sum of its proper divisors (2184655).

1098627953 is an equidigital number, since it uses as much as digits as its factorization.

1098627953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2184654.

The product of its (nonzero) digits is 816480, while the sum is 50.

The square root of 1098627953 is about 33145.5570627498. The cubic root of 1098627953 is about 1031.8507439058.

The spelling of 1098627953 in words is "one billion, ninety-eight million, six hundred twenty-seven thousand, nine hundred fifty-three".