1060782921 has 18 divisors (see below), whose sum is σ = 1684201610. Its totient is φ = 642898080.

The previous prime is 1060782887. The next prime is 1060782923. The reversal of 1060782921 is 1292870601.

1060782921 is a `hidden beast` number, since 1 + 0 + 607 + 8 + 29 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1045875600 + 14907321 = 32340^2 + 3861^2 .

It is not a de Polignac number, because 1060782921 - 2⁹ = 1060782409 is a prime.

It is a super-2 number, since 2×1060782921² = 2250520810970584482, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1060782923) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 485956 + ... + 488133.

Almost surely, 2^1060782921 is an apocalyptic number.

1060782921 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1060782921 is a deficient number, since it is larger than the sum of its proper divisors (623418689).

1060782921 is a wasteful number, since it uses less digits than its factorization.

1060782921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974117 (or 974103 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 1060782921 is about 32569.6625865237. The cubic root of 1060782921 is about 1019.8637909236.

It can be divided in two parts, 10607 and 82921, that added together give a triangular number (93528 = T₄₃₂).

The spelling of 1060782921 in words is "one billion, sixty million, seven hundred eighty-two thousand, nine hundred twenty-one".