1253785098 has 8 divisors (see below), whose sum is σ = 2507570208. Its totient is φ = 417928364.

The previous prime is 1253785087. The next prime is 1253785109. The reversal of 1253785098 is 8905873521.

It is an interprime number because it is at equal distance from previous prime (1253785087) and next prime (1253785109).

It is a sphenic number, since it is the product of 3 distinct primes.

1253785098 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104482086 + ... + 104482097.

It is an arithmetic number, because the mean of its divisors is an integer number (313446276).

Almost surely, 2^1253785098 is an apocalyptic number.

1253785098 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1253785098 is a wasteful number, since it uses less digits than its factorization.

1253785098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208964188.

The product of its (nonzero) digits is 604800, while the sum is 48.

The square root of 1253785098 is about 35408.8279670480. The cubic root of 1253785098 is about 1078.3035489073.

The spelling of 1253785098 in words is "one billion, two hundred fifty-three million, seven hundred eighty-five thousand, ninety-eight".