1020146435 has 24 divisors (see below), whose sum is σ = 1553503536. Its totient is φ = 635933760.

The previous prime is 1020146431. The next prime is 1020146441. The reversal of 1020146435 is 5346410201.

1020146435 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1020146435 - 2² = 1020146431 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (1020146431) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 186572 + ... + 191961.

It is an arithmetic number, because the mean of its divisors is an integer number (64729314).

Almost surely, 2^1020146435 is an apocalyptic number.

1020146435 is a deficient number, since it is larger than the sum of its proper divisors (533357101).

1020146435 is a wasteful number, since it uses less digits than its factorization.

1020146435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378563 (or 378556 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1020146435 is about 31939.7312919192. The cubic root of 1020146435 is about 1006.6708787572.

Adding to 1020146435 its reverse (5346410201), we get a palindrome (6366556636).

The spelling of 1020146435 in words is "one billion, twenty million, one hundred forty-six thousand, four hundred thirty-five".