30961097 has 8 divisors (see below), whose sum is σ = 32933376. Its totient is φ = 29005632.

The previous prime is 30961087. The next prime is 30961103. The reversal of 30961097 is 79016903.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30961097 - 2⁴ = 30961081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30961037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293 + ... + 7874.

It is an arithmetic number, because the mean of its divisors is an integer number (4116672).

Almost surely, 2^30961097 is an apocalyptic number.

It is an amenable number.

30961097 is a deficient number, since it is larger than the sum of its proper divisors (1972279).

30961097 is a wasteful number, since it uses less digits than its factorization.

30961097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8407.

The product of its (nonzero) digits is 10206, while the sum is 35.

The square root of 30961097 is about 5564.2696735511. The cubic root of 30961097 is about 314.0066025631.

The spelling of 30961097 in words is "thirty million, nine hundred sixty-one thousand, ninety-seven".