1234034521431 has 32 divisors (see below), whose sum is σ = 1715337009408. Its totient is φ = 788385312000.

The previous prime is 1234034521429. The next prime is 1234034521453. The reversal of 1234034521431 is 1341254304321.

It is not a de Polignac number, because 1234034521431 - 2¹ = 1234034521429 is a prime.

It is a super-2 number, since 2×1234034521431² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1234034521392 and 1234034521401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234034521411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94911931 + ... + 94924931.

It is an arithmetic number, because the mean of its divisors is an integer number (53604281544).

Almost surely, 2^{1234034521431} is an apocalyptic number.

1234034521431 is a deficient number, since it is larger than the sum of its proper divisors (481302487977).

1234034521431 is a wasteful number, since it uses less digits than its factorization.

1234034521431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25871.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 1234034521431 its reverse (1341254304321), we get a palindrome (2575288825752).

The spelling of 1234034521431 in words is "one trillion, two hundred thirty-four billion, thirty-four million, five hundred twenty-one thousand, four hundred thirty-one".