98151121 has 8 divisors (see below), whose sum is σ = 101732840. Its totient is φ = 94618368.

The previous prime is 98151103. The next prime is 98151133. The reversal of 98151121 is 12115189.

It can be written as a sum of positive squares in 4 ways, for example, as 78570496 + 19580625 = 8864^2 + 4425^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 98151121 - 2¹³ = 98142929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 98151121.

It is not an unprimeable number, because it can be changed into a prime (98151821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8136 + ... + 16201.

It is an arithmetic number, because the mean of its divisors is an integer number (12716605).

Almost surely, 2^98151121 is an apocalyptic number.

It is an amenable number.

98151121 is a deficient number, since it is larger than the sum of its proper divisors (3581719).

98151121 is a wasteful number, since it uses less digits than its factorization.

98151121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24483.

The product of its digits is 720, while the sum is 28.

The square root of 98151121 is about 9907.1247594850. The cubic root of 98151121 is about 461.2804917624.

The spelling of 98151121 in words is "ninety-eight million, one hundred fifty-one thousand, one hundred twenty-one".