1441400487 has 4 divisors (see below), whose sum is σ = 1921867320. Its totient is φ = 960933656.

The previous prime is 1441400483. The next prime is 1441400489. The reversal of 1441400487 is 7840041441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1441400487 - 2² = 1441400483 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1441400483) 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, 240233412 + ... + 240233417.

It is an arithmetic number, because the mean of its divisors is an integer number (480466830).

Almost surely, 2^1441400487 is an apocalyptic number.

1441400487 is a deficient number, since it is larger than the sum of its proper divisors (480466833).

1441400487 is an equidigital number, since it uses as much as digits as its factorization.

1441400487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480466832.

The product of its (nonzero) digits is 14336, while the sum is 33.

The square root of 1441400487 is about 37965.7804740005. The cubic root of 1441400487 is about 1129.6092017981.

The spelling of 1441400487 in words is "one billion, four hundred forty-one million, four hundred thousand, four hundred eighty-seven".