1046253143 has 8 divisors (see below), whose sum is σ = 1133403600. Its totient is φ = 965770104.

The previous prime is 1046253127. The next prime is 1046253149. The reversal of 1046253143 is 3413526401.

It is not a de Polignac number, because 1046253143 - 2⁴ = 1046253127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1046253149) 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, 235913 + ... + 240306.

It is an arithmetic number, because the mean of its divisors is an integer number (141675450).

Almost surely, 2^1046253143 is an apocalyptic number.

1046253143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1046253143 is a deficient number, since it is larger than the sum of its proper divisors (87150457).

1046253143 is an frugal number, since it uses more digits than its factorization.

1046253143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476258 (or 476232 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1046253143 is about 32345.8365636136. The cubic root of 1046253143 is about 1015.1859343746.

Adding to 1046253143 its reverse (3413526401), we get a palindrome (4459779544).

It can be divided in two parts, 1046 and 253143, that multiplied together give a triangular number (264787578 = T₂₃₀₁₂).

The spelling of 1046253143 in words is "one billion, forty-six million, two hundred fifty-three thousand, one hundred forty-three".