1973629343 has 16 divisors (see below), whose sum is σ = 2273842176. Its totient is φ = 1678017600.

The previous prime is 1973629327. The next prime is 1973629373. The reversal of 1973629343 is 3439263791.

It is not a de Polignac number, because 1973629343 - 2⁴ = 1973629327 is a prime.

It is a super-2 number, since 2×1973629343² = 7790425567101223298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1973629373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1376555 + ... + 1377987.

It is an arithmetic number, because the mean of its divisors is an integer number (142115136).

Almost surely, 2^1973629343 is an apocalyptic number.

1973629343 is a deficient number, since it is larger than the sum of its proper divisors (300212833).

1973629343 is a wasteful number, since it uses less digits than its factorization.

1973629343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2894.

The product of its digits is 734832, while the sum is 47.

The square root of 1973629343 is about 44425.5483140051. The cubic root of 1973629343 is about 1254.3590411782.

The spelling of 1973629343 in words is "one billion, nine hundred seventy-three million, six hundred twenty-nine thousand, three hundred forty-three".