1662035061 has 16 divisors (see below), whose sum is σ = 2229379200. Its totient is φ = 1101377088.

The previous prime is 1662035057. The next prime is 1662035083. The reversal of 1662035061 is 1605302661.

It is not a de Polignac number, because 1662035061 - 2² = 1662035057 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1662035021) 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 15 ways as a sum of consecutive naturals, for example, 390895 + ... + 395123.

It is an arithmetic number, because the mean of its divisors is an integer number (139336200).

Almost surely, 2^1662035061 is an apocalyptic number.

It is an amenable number.

1662035061 is a deficient number, since it is larger than the sum of its proper divisors (567344139).

1662035061 is a wasteful number, since it uses less digits than its factorization.

1662035061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4988.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 1662035061 is about 40768.0642292469. The cubic root of 1662035061 is about 1184.5318074220.

It can be divided in two parts, 16620 and 35061, that added together give a triangular number (51681 = T₃₂₁).

The spelling of 1662035061 in words is "one billion, six hundred sixty-two million, thirty-five thousand, sixty-one".