106115402 has 4 divisors (see below), whose sum is σ = 159173106. Its totient is φ = 53057700.

The previous prime is 106115369. The next prime is 106115461. The reversal of 106115402 is 204511601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 204511601 = 7 ⋅29215943.

It can be written as a sum of positive squares in only one way, i.e., 69039481 + 37075921 = 8309^2 + 6089^2 .

It is a super-2 number, since 2×106115402² = 22520957083243208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26528849 + ... + 26528852.

Almost surely, 2^106115402 is an apocalyptic number.

106115402 is a deficient number, since it is larger than the sum of its proper divisors (53057704).

106115402 is an equidigital number, since it uses as much as digits as its factorization.

106115402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53057703.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 106115402 is about 10301.2330329917. The cubic root of 106115402 is about 473.4340334361.

The spelling of 106115402 in words is "one hundred six million, one hundred fifteen thousand, four hundred two".