1064146543 has 4 divisors (see below), whose sum is σ = 1110413808. Its totient is φ = 1017879280.

The previous prime is 1064146537. The next prime is 1064146553. The reversal of 1064146543 is 3456414601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3456414601 = 127 ⋅27215863.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1064146543 is a prime.

It is a super-2 number, since 2×1064146543² = 2264815729957701698, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1064146499 and 1064146508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064146553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23133598 + ... + 23133643.

It is an arithmetic number, because the mean of its divisors is an integer number (277603452).

Almost surely, 2^1064146543 is an apocalyptic number.

1064146543 is a deficient number, since it is larger than the sum of its proper divisors (46267265).

1064146543 is an equidigital number, since it uses as much as digits as its factorization.

1064146543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46267264.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 1064146543 is about 32621.2590652170. The cubic root of 1064146543 is about 1020.9406109304.

The spelling of 1064146543 in words is "one billion, sixty-four million, one hundred forty-six thousand, five hundred forty-three".