1673711963 has 48 divisors (see below), whose sum is σ = 2218376160. Its totient is φ = 1247500800.

The previous prime is 1673711947. The next prime is 1673711969. The reversal of 1673711963 is 3691173761.

It is not a de Polignac number, because 1673711963 - 2⁴ = 1673711947 is a prime.

It is a super-3 number, since 3×1673711963³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1673711969) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1170533 + ... + 1171961.

It is an arithmetic number, because the mean of its divisors is an integer number (46216170).

Almost surely, 2^1673711963 is an apocalyptic number.

1673711963 is a deficient number, since it is larger than the sum of its proper divisors (544664197).

1673711963 is a wasteful number, since it uses less digits than its factorization.

1673711963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1548 (or 1541 counting only the distinct ones).

The product of its digits is 142884, while the sum is 44.

The square root of 1673711963 is about 40911.0249566055. The cubic root of 1673711963 is about 1187.2993774909.

The spelling of 1673711963 in words is "one billion, six hundred seventy-three million, seven hundred eleven thousand, nine hundred sixty-three".