135016947 has 48 divisors (see below), whose sum is σ = 219867648. Its totient is φ = 79289280.

The previous prime is 135016943. The next prime is 135016951. The reversal of 135016947 is 749610531.

It is an interprime number because it is at equal distance from previous prime (135016943) and next prime (135016951).

It is not a de Polignac number, because 135016947 - 2² = 135016943 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135016943) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 236172 + ... + 236742.

It is an arithmetic number, because the mean of its divisors is an integer number (4580576).

Almost surely, 2^135016947 is an apocalyptic number.

135016947 is a deficient number, since it is larger than the sum of its proper divisors (84850701).

135016947 is a wasteful number, since it uses less digits than its factorization.

135016947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680 (or 677 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 135016947 is about 11619.6792985005. The cubic root of 135016947 is about 513.0142490029.

The spelling of 135016947 in words is "one hundred thirty-five million, sixteen thousand, nine hundred forty-seven".