1023430156134 has 16 divisors (see below), whose sum is σ = 2060597631600. Its totient is φ = 338853832160.

The previous prime is 1023430156127. The next prime is 1023430156187. The reversal of 1023430156134 is 4316510343201.

It is a junction number, because it is equal to n+sod(n) for n = 1023430156095 and 1023430156104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 572387337 + ... + 572389124.

It is an arithmetic number, because the mean of its divisors is an integer number (128787351975).

Almost surely, 2^{1023430156134} is an apocalyptic number.

1023430156134 is an abundant number, since it is smaller than the sum of its proper divisors (1037167475466).

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

1023430156134 is a wasteful number, since it uses less digits than its factorization.

1023430156134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144776615.

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 1023430156134 its reverse (4316510343201), we get a palindrome (5339940499335).

The spelling of 1023430156134 in words is "one trillion, twenty-three billion, four hundred thirty million, one hundred fifty-six thousand, one hundred thirty-four".