998141263 has 8 divisors (see below), whose sum is σ = 1143383040. Its totient is φ = 853562040.

The previous prime is 998141251. The next prime is 998141273. The reversal of 998141263 is 362141899.

It is a happy number.

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 998141263 - 2²¹ = 996044111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998141203) 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, 162403 + ... + 168436.

It is an arithmetic number, because the mean of its divisors is an integer number (142922880).

Almost surely, 2^998141263 is an apocalyptic number.

998141263 is a deficient number, since it is larger than the sum of its proper divisors (145241777).

998141263 is a wasteful number, since it uses less digits than its factorization.

998141263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331277.

The product of its digits is 93312, while the sum is 43.

The square root of 998141263 is about 31593.3737198166. The cubic root of 998141263 is about 999.3800367250.

The spelling of 998141263 in words is "nine hundred ninety-eight million, one hundred forty-one thousand, two hundred sixty-three".