1341421901 has 4 divisors (see below), whose sum is σ = 1343589600. Its totient is φ = 1339254204.

The previous prime is 1341421897. The next prime is 1341421919. The reversal of 1341421901 is 1091241431.

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 1341421901 - 2² = 1341421897 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341423901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1082921 + ... + 1084158.

It is an arithmetic number, because the mean of its divisors is an integer number (335897400).

Almost surely, 2^1341421901 is an apocalyptic number.

It is an amenable number.

1341421901 is a deficient number, since it is larger than the sum of its proper divisors (2167699).

1341421901 is an equidigital number, since it uses as much as digits as its factorization.

1341421901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2167698.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 1341421901 is about 36625.4269736204. The cubic root of 1341421901 is about 1102.8635859798.

The spelling of 1341421901 in words is "one billion, three hundred forty-one million, four hundred twenty-one thousand, nine hundred one".