1021436602 has 32 divisors (see below), whose sum is σ = 1643811840. Its totient is φ = 474336000.

The previous prime is 1021436593. The next prime is 1021436609. The reversal of 1021436602 is 2066341201.

It is not an unprimeable number, because it can be changed into a prime (1021436609) 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 15 ways as a sum of consecutive naturals, for example, 1359727 + ... + 1360477.

It is an arithmetic number, because the mean of its divisors is an integer number (51369120).

Almost surely, 2^1021436602 is an apocalyptic number.

1021436602 is a deficient number, since it is larger than the sum of its proper divisors (622375238).

1021436602 is a wasteful number, since it uses less digits than its factorization.

1021436602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1246.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1021436602 is about 31959.9218084150. The cubic root of 1021436602 is about 1007.0950748572.

Adding to 1021436602 its reverse (2066341201), we get a palindrome (3087777803).

The spelling of 1021436602 in words is "one billion, twenty-one million, four hundred thirty-six thousand, six hundred two".