1621341114 has 32 divisors (see below), whose sum is σ = 3269989440. Its totient is φ = 535911552.

The previous prime is 1621341097. The next prime is 1621341131. The reversal of 1621341114 is 4111431261.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1621341097) and next prime (1621341131).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 496174 + ... + 499430.

It is an arithmetic number, because the mean of its divisors is an integer number (102187170).

Almost surely, 2^1621341114 is an apocalyptic number.

1621341114 is an abundant number, since it is smaller than the sum of its proper divisors (1648648326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1621341114 is a wasteful number, since it uses less digits than its factorization.

1621341114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3934.

The product of its digits is 576, while the sum is 24.

The square root of 1621341114 is about 40265.8802710185. The cubic root of 1621341114 is about 1174.7842945516.

Adding to 1621341114 its reverse (4111431261), we get a palindrome (5732772375).

The spelling of 1621341114 in words is "one billion, six hundred twenty-one million, three hundred forty-one thousand, one hundred fourteen".