121049492 has 6 divisors (see below), whose sum is σ = 211836618. Its totient is φ = 60524744.

The previous prime is 121049479. The next prime is 121049543. The reversal of 121049492 is 294940121.

It can be written as a sum of positive squares in only one way, i.e., 115648516 + 5400976 = 10754^2 + 2324^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15131183 + ... + 15131190.

It is an arithmetic number, because the mean of its divisors is an integer number (35306103).

Almost surely, 2^121049492 is an apocalyptic number.

It is an amenable number.

121049492 is a deficient number, since it is larger than the sum of its proper divisors (90787126).

121049492 is a wasteful number, since it uses less digits than its factorization.

121049492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30262377 (or 30262375 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 121049492 is about 11002.2494063714. The cubic root of 121049492 is about 494.6761708791.

The spelling of 121049492 in words is "one hundred twenty-one million, forty-nine thousand, four hundred ninety-two".