1406447201 has 4 divisors (see below), whose sum is σ = 1423392432. Its totient is φ = 1389501972.

The previous prime is 1406447197. The next prime is 1406447221. The reversal of 1406447201 is 1027446041.

It is a happy number.

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 1406447201 - 2² = 1406447197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1406447221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8472491 + ... + 8472656.

It is an arithmetic number, because the mean of its divisors is an integer number (355848108).

Almost surely, 2^1406447201 is an apocalyptic number.

It is an amenable number.

1406447201 is a deficient number, since it is larger than the sum of its proper divisors (16945231).

1406447201 is an equidigital number, since it uses as much as digits as its factorization.

1406447201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16945230.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 1406447201 is about 37502.6292544936. The cubic root of 1406447201 is about 1120.4035538210.

The spelling of 1406447201 in words is "one billion, four hundred six million, four hundred forty-seven thousand, two hundred one".