99677153 has 4 divisors (see below), whose sum is σ = 101557908. Its totient is φ = 97796400.

The previous prime is 99677141. The next prime is 99677213. The reversal of 99677153 is 35177699.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35177699 = 197 ⋅178567.

It can be written as a sum of positive squares in 2 ways, for example, as 25321024 + 74356129 = 5032^2 + 8623^2 .

It is a cyclic number.

It is not a de Polignac number, because 99677153 - 2⁸ = 99676897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99677098 and 99677107.

It is not an unprimeable number, because it can be changed into a prime (99677453) 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, 940298 + ... + 940403.

It is an arithmetic number, because the mean of its divisors is an integer number (25389477).

Almost surely, 2^99677153 is an apocalyptic number.

It is an amenable number.

99677153 is a deficient number, since it is larger than the sum of its proper divisors (1880755).

99677153 is a wasteful number, since it uses less digits than its factorization.

99677153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1880754.

The product of its digits is 357210, while the sum is 47.

The square root of 99677153 is about 9983.8446001528. The cubic root of 99677153 is about 463.6588371698.

The spelling of 99677153 in words is "ninety-nine million, six hundred seventy-seven thousand, one hundred fifty-three".