97009545 has 16 divisors (see below), whose sum is σ = 155356992. Its totient is φ = 51691200.

The previous prime is 97009543. The next prime is 97009559. The reversal of 97009545 is 54590079.

It is not a de Polignac number, because 97009545 - 2¹ = 97009543 is a prime.

It is a super-2 number, since 2×97009545² = 18821703642214050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (97009541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19570 + ... + 24020.

It is an arithmetic number, because the mean of its divisors is an integer number (9709812).

Almost surely, 2^97009545 is an apocalyptic number.

It is an amenable number.

97009545 is a deficient number, since it is larger than the sum of its proper divisors (58347447).

97009545 is a wasteful number, since it uses less digits than its factorization.

97009545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5912.

The product of its (nonzero) digits is 56700, while the sum is 39.

The square root of 97009545 is about 9849.3423638332. The cubic root of 97009545 is about 459.4851596611.

The spelling of 97009545 in words is "ninety-seven million, nine thousand, five hundred forty-five".