140306215342 has 8 divisors (see below), whose sum is σ = 210461085432. Its totient is φ = 70152520200.

The previous prime is 140306215303. The next prime is 140306215381. The reversal of 140306215342 is 243512603041.

It is an interprime number because it is at equal distance from previous prime (140306215303) and next prime (140306215381).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123117 + ... + 543847.

It is an arithmetic number, because the mean of its divisors is an integer number (26307635679).

Almost surely, 2^140306215342 is an apocalyptic number.

140306215342 is a deficient number, since it is larger than the sum of its proper divisors (70154870090).

140306215342 is a wasteful number, since it uses less digits than its factorization.

140306215342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587474.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 140306215342 its reverse (243512603041), we get a palindrome (383818818383).

The spelling of 140306215342 in words is "one hundred forty billion, three hundred six million, two hundred fifteen thousand, three hundred forty-two".