97841131 has 4 divisors (see below), whose sum is σ = 97895952. Its totient is φ = 97786312.

The previous prime is 97841123. The next prime is 97841143. The reversal of 97841131 is 13114879.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 97841131 - 2³ = 97841123 is a prime.

It is a super-2 number, since 2×97841131² = 19145773830718322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97841101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24640 + ... + 28333.

It is an arithmetic number, because the mean of its divisors is an integer number (24473988).

Almost surely, 2^97841131 is an apocalyptic number.

97841131 is a deficient number, since it is larger than the sum of its proper divisors (54821).

97841131 is a wasteful number, since it uses less digits than its factorization.

97841131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54820.

The product of its digits is 6048, while the sum is 34.

The square root of 97841131 is about 9891.4675857529. The cubic root of 97841131 is about 460.7943599686.

The spelling of 97841131 in words is "ninety-seven million, eight hundred forty-one thousand, one hundred thirty-one".