135331501 has 2 divisors, whose sum is σ = 135331502. Its totient is φ = 135331500.

The previous prime is 135331453. The next prime is 135331507. The reversal of 135331501 is 105133531.

135331501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86471401 + 48860100 = 9299^2 + 6990^2 .

It is a cyclic number.

It is not a de Polignac number, because 135331501 - 2²⁵ = 101777069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135331507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67665750 + 67665751.

It is an arithmetic number, because the mean of its divisors is an integer number (67665751).

Almost surely, 2^135331501 is an apocalyptic number.

It is an amenable number.

135331501 is a deficient number, since it is larger than the sum of its proper divisors (1).

135331501 is an equidigital number, since it uses as much as digits as its factorization.

135331501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 675, while the sum is 22.

The square root of 135331501 is about 11633.2068235719. The cubic root of 135331501 is about 513.4123361382.

The spelling of 135331501 in words is "one hundred thirty-five million, three hundred thirty-one thousand, five hundred one".