99995954 has 4 divisors (see below), whose sum is σ = 149993934. Its totient is φ = 49997976.

The previous prime is 99995939. The next prime is 99995957. The reversal of 99995954 is 45959999.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45959999 = 2731 ⋅16829.

It can be written as a sum of positive squares in only one way, i.e., 77176225 + 22819729 = 8785^2 + 4777^2 .

It is a junction number, because it is equal to n+sod(n) for n = 99995893 and 99995902.

It is not an unprimeable number, because it can be changed into a prime (99995957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24998987 + ... + 24998990.

Almost surely, 2^99995954 is an apocalyptic number.

99995954 is a deficient number, since it is larger than the sum of its proper divisors (49997980).

99995954 is a wasteful number, since it uses less digits than its factorization.

99995954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49997979.

The product of its digits is 5904900, while the sum is 59.

The square root of 99995954 is about 9999.7976979537. The cubic root of 99995954 is about 464.1526233207.

The spelling of 99995954 in words is "ninety-nine million, nine hundred ninety-five thousand, nine hundred fifty-four".