98949451 has 2 divisors, whose sum is σ = 98949452. Its totient is φ = 98949450.

The previous prime is 98949413. The next prime is 98949481. The reversal of 98949451 is 15494989.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98949451 - 2¹⁵ = 98916683 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98949395 and 98949404.

It is not a weakly prime, because it can be changed into another prime (98949481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49474725 + 49474726.

It is an arithmetic number, because the mean of its divisors is an integer number (49474726).

Almost surely, 2^98949451 is an apocalyptic number.

98949451 is a deficient number, since it is larger than the sum of its proper divisors (1).

98949451 is an equidigital number, since it uses as much as digits as its factorization.

98949451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 49.

The square root of 98949451 is about 9947.3338639054. Note that the first 3 decimals coincide. The cubic root of 98949451 is about 462.5277525105.

The spelling of 98949451 in words is "ninety-eight million, nine hundred forty-nine thousand, four hundred fifty-one".