1403421164 has 6 divisors (see below), whose sum is σ = 2455987044. Its totient is φ = 701710580.

The previous prime is 1403421163. The next prime is 1403421191. The reversal of 1403421164 is 4611243041.

It is a happy number.

It is a super-2 number, since 2×1403421164² = 3939181927126229792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1403421163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175427642 + ... + 175427649.

It is an arithmetic number, because the mean of its divisors is an integer number (409331174).

Almost surely, 2^1403421164 is an apocalyptic number.

It is an amenable number.

1403421164 is a deficient number, since it is larger than the sum of its proper divisors (1052565880).

1403421164 is a wasteful number, since it uses less digits than its factorization.

1403421164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350855295 (or 350855293 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 1403421164 is about 37462.2631991181. The cubic root of 1403421164 is about 1119.5994432841.

The spelling of 1403421164 in words is "one billion, four hundred three million, four hundred twenty-one thousand, one hundred sixty-four".