97006243537 has 4 divisors (see below), whose sum is σ = 110864278336. Its totient is φ = 83148208740.

The previous prime is 97006243531. The next prime is 97006243547. The reversal of 97006243537 is 73534260079.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 73534260079 = 7 ⋅10504894297.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97006243537 is a prime.

It is a super-2 number, since 2×97006243537² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (97006243531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6929017389 + ... + 6929017402.

It is an arithmetic number, because the mean of its divisors is an integer number (27716069584).

Almost surely, 2^97006243537 is an apocalyptic number.

It is an amenable number.

97006243537 is a deficient number, since it is larger than the sum of its proper divisors (13858034799).

97006243537 is a wasteful number, since it uses less digits than its factorization.

97006243537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13858034798.

The product of its (nonzero) digits is 952560, while the sum is 46.

The spelling of 97006243537 in words is "ninety-seven billion, six million, two hundred forty-three thousand, five hundred thirty-seven".