1650981034 has 16 divisors (see below), whose sum is σ = 2526793920. Its totient is φ = 808859520.

The previous prime is 1650981023. The next prime is 1650981037. The reversal of 1650981034 is 4301890561.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 1650980984 and 1650981002.

It is not an unprimeable number, because it can be changed into a prime (1650981037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12519 + ... + 58810.

It is an arithmetic number, because the mean of its divisors is an integer number (157924620).

Almost surely, 2^1650981034 is an apocalyptic number.

1650981034 is a deficient number, since it is larger than the sum of its proper divisors (875812886).

1650981034 is a wasteful number, since it uses less digits than its factorization.

1650981034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71565.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 1650981034 is about 40632.2659225399. The cubic root of 1650981034 is about 1181.8998968519.

The spelling of 1650981034 in words is "one billion, six hundred fifty million, nine hundred eighty-one thousand, thirty-four".