121948458 has 16 divisors (see below), whose sum is σ = 244008480. Its totient is φ = 40630896.

The previous prime is 121948427. The next prime is 121948459. The reversal of 121948458 is 854849121.

It is not an unprimeable number, because it can be changed into a prime (121948459) 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, 18213 + ... + 23991.

It is an arithmetic number, because the mean of its divisors is an integer number (15250530).

Almost surely, 2^121948458 is an apocalyptic number.

121948458 is an abundant number, since it is smaller than the sum of its proper divisors (122060022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121948458 is a wasteful number, since it uses less digits than its factorization.

121948458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9301.

The product of its digits is 92160, while the sum is 42.

The square root of 121948458 is about 11043.0275739944. The cubic root of 121948458 is about 495.8977118457.

The spelling of 121948458 in words is "one hundred twenty-one million, nine hundred forty-eight thousand, four hundred fifty-eight".