1021134434 has 8 divisors (see below), whose sum is σ = 1533385728. Its totient is φ = 510005860.

The previous prime is 1021134421. The next prime is 1021134463. The reversal of 1021134434 is 4344311201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278402 + ... + 282045.

It is an arithmetic number, because the mean of its divisors is an integer number (191673216).

Almost surely, 2^1021134434 is an apocalyptic number.

1021134434 is a deficient number, since it is larger than the sum of its proper divisors (512251294).

1021134434 is an equidigital number, since it uses as much as digits as its factorization.

1021134434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561360.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1021134434 is about 31955.1941630778. The cubic root of 1021134434 is about 1006.9957565974.

Adding to 1021134434 its reverse (4344311201), we get a palindrome (5365445635).

The spelling of 1021134434 in words is "one billion, twenty-one million, one hundred thirty-four thousand, four hundred thirty-four".