1214563501 has 4 divisors (see below), whose sum is σ = 1218064032. Its totient is φ = 1211062972.

The previous prime is 1214563463. The next prime is 1214563547. The reversal of 1214563501 is 1053654121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1214563501 - 2⁹ = 1214562989 is a prime.

It is a super-2 number, since 2×1214563501² = 2950328995922754002, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1214563501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214563901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1749745 + ... + 1750438.

It is an arithmetic number, because the mean of its divisors is an integer number (304516008).

Almost surely, 2^1214563501 is an apocalyptic number.

It is an amenable number.

1214563501 is a deficient number, since it is larger than the sum of its proper divisors (3500531).

1214563501 is an equidigital number, since it uses as much as digits as its factorization.

1214563501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3500530.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1214563501 is about 34850.5882446767. The cubic root of 1214563501 is about 1066.9401916488.

The spelling of 1214563501 in words is "one billion, two hundred fourteen million, five hundred sixty-three thousand, five hundred one".