91354011 has 16 divisors (see below), whose sum is σ = 139655424. Its totient is φ = 52033824.

The previous prime is 91354009. The next prime is 91354013. The reversal of 91354011 is 11045319.

It is an interprime number because it is at equal distance from previous prime (91354009) and next prime (91354013).

It is not a de Polignac number, because 91354011 - 2¹ = 91354009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (91354013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205 + ... + 13518.

It is an arithmetic number, because the mean of its divisors is an integer number (8728464).

Almost surely, 2^91354011 is an apocalyptic number.

91354011 is a deficient number, since it is larger than the sum of its proper divisors (48301413).

91354011 is a wasteful number, since it uses less digits than its factorization.

91354011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14050.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 91354011 is about 9557.9292213324. The cubic root of 91354011 is about 450.3766574830.

The spelling of 91354011 in words is "ninety-one million, three hundred fifty-four thousand, eleven".