134202361423 has 8 divisors (see below), whose sum is σ = 149187737216. Its totient is φ = 119883002400.

The previous prime is 134202361399. The next prime is 134202361429. The reversal of 134202361423 is 324163202431.

It is a happy number.

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 134202361423 - 2²¹ = 134200264271 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134202361429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166503768 + ... + 166504573.

It is an arithmetic number, because the mean of its divisors is an integer number (18648467152).

Almost surely, 2^134202361423 is an apocalyptic number.

134202361423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

134202361423 is a deficient number, since it is larger than the sum of its proper divisors (14985375793).

134202361423 is a wasteful number, since it uses less digits than its factorization.

134202361423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333008385.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 134202361423 its reverse (324163202431), we get a palindrome (458365563854).

The spelling of 134202361423 in words is "one hundred thirty-four billion, two hundred two million, three hundred sixty-one thousand, four hundred twenty-three".