60988149 has 6 divisors (see below), whose sum is σ = 88094006. Its totient is φ = 40658760.

The previous prime is 60988133. The next prime is 60988159. The reversal of 60988149 is 94188906.

It can be written as a sum of positive squares in only one way, i.e., 60606225 + 381924 = 7785^2 + 618^2 .

It is not a de Polignac number, because 60988149 - 2⁴ = 60988133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60988159) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3388222 + ... + 3388239.

Almost surely, 2^60988149 is an apocalyptic number.

It is an amenable number.

60988149 is a deficient number, since it is larger than the sum of its proper divisors (27105857).

60988149 is a wasteful number, since it uses less digits than its factorization.

60988149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6776467 (or 6776464 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 60988149 is about 7809.4909565221. The cubic root of 60988149 is about 393.6242240755.

The spelling of 60988149 in words is "sixty million, nine hundred eighty-eight thousand, one hundred forty-nine".