135454620 has 72 divisors (see below), whose sum is σ = 441204624. Its totient is φ = 30960384.

The previous prime is 135454607. The next prime is 135454633. The reversal of 135454620 is 26454531.

135454620 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (135454607) and next prime (135454633).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20097 + ... + 25976.

It is an arithmetic number, because the mean of its divisors is an integer number (6127842).

Almost surely, 2^135454620 is an apocalyptic number.

135454620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135454620 is an abundant number, since it is smaller than the sum of its proper divisors (305750004).

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

135454620 is a wasteful number, since it uses less digits than its factorization.

135454620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46099 (or 46090 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 135454620 is about 11638.4973256860. The cubic root of 135454620 is about 513.5679827141.

135454620 divided by its sum of digits (30) gives a palindrome (4515154).

The spelling of 135454620 in words is "one hundred thirty-five million, four hundred fifty-four thousand, six hundred twenty".