11401434342 has 16 divisors (see below), whose sum is σ = 25336520880. Its totient is φ = 3800478096.

The previous prime is 11401434313. The next prime is 11401434371. The reversal of 11401434342 is 24343410411.

It is an interprime number because it is at equal distance from previous prime (11401434313) and next prime (11401434371).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent 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, 105568783 + ... + 105568890.

It is an arithmetic number, because the mean of its divisors is an integer number (1583532555).

Almost surely, 2^11401434342 is an apocalyptic number.

11401434342 is an abundant number, since it is smaller than the sum of its proper divisors (13935086538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11401434342 is a wasteful number, since it uses less digits than its factorization.

11401434342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211137684 (or 211137678 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 11401434342 its reverse (24343410411), we get a palindrome (35744844753).

The spelling of 11401434342 in words is "eleven billion, four hundred one million, four hundred thirty-four thousand, three hundred forty-two".