1400672963 has 4 divisors (see below), whose sum is σ = 1400772600. Its totient is φ = 1400573328.

The previous prime is 1400672957. The next prime is 1400672971. The reversal of 1400672963 is 3692760041.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3692760041 = 139 ⋅26566619.

It is a cyclic number.

It is not a de Polignac number, because 1400672963 - 2⁴ = 1400672947 is a prime.

It is a super-3 number, since 3×1400672963³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1400672983) 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, 24413 + ... + 58286.

It is an arithmetic number, because the mean of its divisors is an integer number (350193150).

Almost surely, 2^1400672963 is an apocalyptic number.

1400672963 is a deficient number, since it is larger than the sum of its proper divisors (99637).

1400672963 is an equidigital number, since it uses as much as digits as its factorization.

1400672963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99636.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 1400672963 is about 37425.5656336681. The cubic root of 1400672963 is about 1118.8681600986.

The spelling of 1400672963 in words is "one billion, four hundred million, six hundred seventy-two thousand, nine hundred sixty-three".