1414921 has 2 divisors, whose sum is σ = 1414922. Its totient is φ = 1414920.

The previous prime is 1414913. The next prime is 1414943. The reversal of 1414921 is 1294141.

It is an a-pointer prime, because the next prime (1414943) can be obtained adding 1414921 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1354896 + 60025 = 1164^2 + 245^2 .

It is a cyclic number.

It is not a de Polignac number, because 1414921 - 2³ = 1414913 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is equal to p₁₀₈₁₄₈ and since 1414921 and 108148 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 1414892 and 1414901.

It is not a weakly prime, because it can be changed into another prime (1414321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 707460 + 707461.

It is an arithmetic number, because the mean of its divisors is an integer number (707461).

2^1414921 is an apocalyptic number.

It is an amenable number.

1414921 is a deficient number, since it is larger than the sum of its proper divisors (1).

1414921 is an equidigital number, since it uses as much as digits as its factorization.

1414921 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 22.

The square root of 1414921 is about 1189.5045186968. The cubic root of 1414921 is about 112.2649181648.

The spelling of 1414921 in words is "one million, four hundred fourteen thousand, nine hundred twenty-one".