400454313135 has 8 divisors (see below), whose sum is σ = 640726901040. Its totient is φ = 213575633664.

The previous prime is 400454313131. The next prime is 400454313187. The reversal of 400454313135 is 531313454004.

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

It is not a de Polignac number, because 400454313135 - 2² = 400454313131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 400454313096 and 400454313105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400454313131) 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, 13348477090 + ... + 13348477119.

It is an arithmetic number, because the mean of its divisors is an integer number (80090862630).

Almost surely, 2^400454313135 is an apocalyptic number.

400454313135 is a deficient number, since it is larger than the sum of its proper divisors (240272587905).

400454313135 is a wasteful number, since it uses less digits than its factorization.

400454313135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26696954217.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 400454313135 its reverse (531313454004), we get a palindrome (931767767139).

The spelling of 400454313135 in words is "four hundred billion, four hundred fifty-four million, three hundred thirteen thousand, one hundred thirty-five".