140411502542 has 4 divisors (see below), whose sum is σ = 210617253816. Its totient is φ = 70205751270.

The previous prime is 140411502523. The next prime is 140411502547. The reversal of 140411502542 is 245205114041.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×140411502542² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140411502547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35102875634 + ... + 35102875637.

It is an arithmetic number, because the mean of its divisors is an integer number (52654313454).

Almost surely, 2^140411502542 is an apocalyptic number.

140411502542 is a deficient number, since it is larger than the sum of its proper divisors (70205751274).

140411502542 is an equidigital number, since it uses as much as digits as its factorization.

140411502542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70205751273.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 140411502542 its reverse (245205114041), we get a palindrome (385616616583).

The spelling of 140411502542 in words is "one hundred forty billion, four hundred eleven million, five hundred two thousand, five hundred forty-two".