1421552041 has 16 divisors (see below), whose sum is σ = 1792280448. Its totient is φ = 1097308800.

The previous prime is 1421552029. The next prime is 1421552057. The reversal of 1421552041 is 1402551241.

It is not a de Polignac number, because 1421552041 - 2⁷ = 1421551913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1421551997 and 1421552015.

It is not an unprimeable number, because it can be changed into a prime (1421552441) 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, 186775 + ... + 194236.

It is an arithmetic number, because the mean of its divisors is an integer number (112017528).

Almost surely, 2^1421552041 is an apocalyptic number.

It is an amenable number.

1421552041 is a deficient number, since it is larger than the sum of its proper divisors (370728407).

1421552041 is a wasteful number, since it uses less digits than its factorization.

1421552041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381072.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 1421552041 is about 37703.4751846564. The cubic root of 1421552041 is about 1124.4002178365.

The spelling of 1421552041 in words is "one billion, four hundred twenty-one million, five hundred fifty-two thousand, forty-one".