1484991401 has 2 divisors, whose sum is σ = 1484991402. Its totient is φ = 1484991400.

The previous prime is 1484991397. The next prime is 1484991407. The reversal of 1484991401 is 1041994841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 926898025 + 558093376 = 30445^2 + 23624^2 .

It is a cyclic number.

It is not a de Polignac number, because 1484991401 - 2² = 1484991397 is a prime.

It is a super-2 number, since 2×1484991401² = 4410398922087885602, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1484991407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 742495700 + 742495701.

It is an arithmetic number, because the mean of its divisors is an integer number (742495701).

Almost surely, 2^1484991401 is an apocalyptic number.

It is an amenable number.

1484991401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1484991401 is an equidigital number, since it uses as much as digits as its factorization.

1484991401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 41.

The square root of 1484991401 is about 38535.5861639602. The cubic root of 1484991401 is about 1140.8835360970.

The spelling of 1484991401 in words is "one billion, four hundred eighty-four million, nine hundred ninety-one thousand, four hundred one".