1021411434 has 16 divisors (see below), whose sum is σ = 2092648320. Its totient is φ = 332166240.

The previous prime is 1021411421. The next prime is 1021411441. The reversal of 1021411434 is 4341141201.

It is a self number, because there is not a number n which added to its sum of digits gives 1021411434.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2075794 + ... + 2076285.

It is an arithmetic number, because the mean of its divisors is an integer number (130790520).

Almost surely, 2^1021411434 is an apocalyptic number.

1021411434 is an abundant number, since it is smaller than the sum of its proper divisors (1071236886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1021411434 is a wasteful number, since it uses less digits than its factorization.

1021411434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4152125.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1021411434 is about 31959.5280628485. The cubic root of 1021411434 is about 1007.0868032468.

Adding to 1021411434 its reverse (4341141201), we get a palindrome (5362552635).

The spelling of 1021411434 in words is "one billion, twenty-one million, four hundred eleven thousand, four hundred thirty-four".