141669401 has 4 divisors (see below), whose sum is σ = 142262400. Its totient is φ = 141076404.

The previous prime is 141669383. The next prime is 141669419. The reversal of 141669401 is 104966141.

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, and also an emirpimes, since its reverse is a distinct semiprime: 104966141 = 7 ⋅14995163.

It is an interprime number because it is at equal distance from previous prime (141669383) and next prime (141669419).

It is a cyclic number.

It is not a de Polignac number, because 141669401 - 2¹⁰ = 141668377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141669431) 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, 296141 + ... + 296618.

It is an arithmetic number, because the mean of its divisors is an integer number (35565600).

Almost surely, 2^141669401 is an apocalyptic number.

It is an amenable number.

141669401 is a deficient number, since it is larger than the sum of its proper divisors (592999).

141669401 is an equidigital number, since it uses as much as digits as its factorization.

141669401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592998.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 141669401 is about 11902.4955786591. The cubic root of 141669401 is about 521.3051546205.

The spelling of 141669401 in words is "one hundred forty-one million, six hundred sixty-nine thousand, four hundred one".