106378497 has 6 divisors (see below), whose sum is σ = 153657842. Its totient is φ = 70918992.

The previous prime is 106378487. The next prime is 106378501. The reversal of 106378497 is 794873601.

106378497 is a `hidden beast` number, since 1 + 0 + 637 + 8 + 4 + 9 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 106007616 + 370881 = 10296^2 + 609^2 .

It is a de Polignac number, because none of the positive numbers 2^k-106378497 is a prime.

It is a super-2 number, since 2×106378497² = 22632769247958018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106378457) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5909908 + ... + 5909925.

Almost surely, 2^106378497 is an apocalyptic number.

It is an amenable number.

106378497 is a deficient number, since it is larger than the sum of its proper divisors (47279345).

106378497 is a wasteful number, since it uses less digits than its factorization.

106378497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11819839 (or 11819836 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 106378497 is about 10313.9952006970. The cubic root of 106378497 is about 473.8249767740.

The spelling of 106378497 in words is "one hundred six million, three hundred seventy-eight thousand, four hundred ninety-seven".