135124654 has 12 divisors (see below), whose sum is σ = 235778904. Its totient is φ = 57910524.

The previous prime is 135124651. The next prime is 135124657. The reversal of 135124654 is 456421531.

It is a happy number.

135124654 is digitally balanced in base 2, because in such base 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 (135124651) and next prime (135124657).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135124651) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 689314 + ... + 689509.

It is an arithmetic number, because the mean of its divisors is an integer number (19648242).

Almost surely, 2^135124654 is an apocalyptic number.

135124654 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

135124654 is a deficient number, since it is larger than the sum of its proper divisors (100654250).

135124654 is a wasteful number, since it uses less digits than its factorization.

135124654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378839 (or 1378832 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 135124654 is about 11624.3130549723. The cubic root of 135124654 is about 513.1506282761.

The spelling of 135124654 in words is "one hundred thirty-five million, one hundred twenty-four thousand, six hundred fifty-four".