141402145 has 8 divisors (see below), whose sum is σ = 172884456. Its totient is φ = 110987136.

The previous prime is 141402139. The next prime is 141402193. The reversal of 141402145 is 541204141.

It can be written as a sum of positive squares in 4 ways, for example, as 1595169 + 139806976 = 1263^2 + 11824^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 141402145 - 2⁵ = 141402113 is a prime.

It is a super-2 number, since 2×141402145² = 39989133221202050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266532 + ... + 267061.

It is an arithmetic number, because the mean of its divisors is an integer number (21610557).

Almost surely, 2^141402145 is an apocalyptic number.

It is an amenable number.

141402145 is a deficient number, since it is larger than the sum of its proper divisors (31482311).

141402145 is an equidigital number, since it uses as much as digits as its factorization.

141402145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533651.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 141402145 is about 11891.2633895646. The cubic root of 141402145 is about 520.9771382892.

Adding to 141402145 its reverse (541204141), we get a palindrome (682606286).

The spelling of 141402145 in words is "one hundred forty-one million, four hundred two thousand, one hundred forty-five".