1004155423431 has 8 divisors (see below), whose sum is σ = 1338930203520. Its totient is φ = 669408796152.

The previous prime is 1004155423391. The next prime is 1004155423471. The reversal of 1004155423431 is 1343245514001.

It is an interprime number because it is at equal distance from previous prime (1004155423391) and next prime (1004155423471).

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

It is not a de Polignac number, because 1004155423431 - 2¹⁷ = 1004155292359 is a prime.

It is a super-2 number, since 2×1004155423431² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1004155423392 and 1004155423401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004155423471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6954835 + ... + 7097748.

It is an arithmetic number, because the mean of its divisors is an integer number (167366275440).

Almost surely, 2^{1004155423431} is an apocalyptic number.

1004155423431 is a deficient number, since it is larger than the sum of its proper divisors (334774780089).

1004155423431 is a wasteful number, since it uses less digits than its factorization.

1004155423431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14076405.

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 1004155423431 in words is "one trillion, four billion, one hundred fifty-five million, four hundred twenty-three thousand, four hundred thirty-one".