1421546341 has 16 divisors (see below), whose sum is σ = 1517626368. Its totient is φ = 1326899200.

The previous prime is 1421546333. The next prime is 1421546377. The reversal of 1421546341 is 1436451241.

It is a cyclic number.

It is not a de Polignac number, because 1421546341 - 2³ = 1421546333 is a prime.

It is a super-2 number, since 2×1421546341² = 4041587999220976562, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421546381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2080986 + ... + 2081668.

It is an arithmetic number, because the mean of its divisors is an integer number (94851648).

Almost surely, 2^1421546341 is an apocalyptic number.

It is an amenable number.

1421546341 is a deficient number, since it is larger than the sum of its proper divisors (96080027).

1421546341 is a wasteful number, since it uses less digits than its factorization.

1421546341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532.

The product of its digits is 11520, while the sum is 31.

The square root of 1421546341 is about 37703.3995947315. The cubic root of 1421546341 is about 1124.3987149979.

Adding to 1421546341 its reverse (1436451241), we get a palindrome (2857997582).

The spelling of 1421546341 in words is "one billion, four hundred twenty-one million, five hundred forty-six thousand, three hundred forty-one".