1352062989 has 32 divisors (see below), whose sum is σ = 2133267840. Its totient is φ = 843399936.

The previous prime is 1352062979. The next prime is 1352062993. The reversal of 1352062989 is 9892602531.

1352062989 is a `hidden beast` number, since 1 + 352 + 0 + 6 + 298 + 9 = 666.

It is not a de Polignac number, because 1352062989 - 2⁴ = 1352062973 is a prime.

It is a super-2 number, since 2×1352062989² = 3656148652447228242, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1352062919) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 70894 + ... + 87920.

It is an arithmetic number, because the mean of its divisors is an integer number (66664620).

Almost surely, 2^1352062989 is an apocalyptic number.

It is an amenable number.

1352062989 is a deficient number, since it is larger than the sum of its proper divisors (781204851).

1352062989 is a wasteful number, since it uses less digits than its factorization.

1352062989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17226 (or 17220 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 1352062989 is about 36770.4091492058. The cubic root of 1352062989 is about 1105.7721346583.

The spelling of 1352062989 in words is "one billion, three hundred fifty-two million, sixty-two thousand, nine hundred eighty-nine".