99149137 has 2 divisors, whose sum is σ = 99149138. Its totient is φ = 99149136.

The previous prime is 99149131. The next prime is 99149143. The reversal of 99149137 is 73194199.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (99149131) and next prime (99149143).

It can be written as a sum of positive squares in only one way, i.e., 99022401 + 126736 = 9951^2 + 356^2 .

It is a cyclic number.

It is not a de Polignac number, because 99149137 - 2⁷ = 99149009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99149093 and 99149102.

It is not a weakly prime, because it can be changed into another prime (99149131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49574568 + 49574569.

It is an arithmetic number, because the mean of its divisors is an integer number (49574569).

Almost surely, 2^99149137 is an apocalyptic number.

It is an amenable number.

99149137 is a deficient number, since it is larger than the sum of its proper divisors (1).

99149137 is an equidigital number, since it uses as much as digits as its factorization.

99149137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61236, while the sum is 43.

The square root of 99149137 is about 9957.3659669613. The cubic root of 99149137 is about 462.8386798100.

The spelling of 99149137 in words is "ninety-nine million, one hundred forty-nine thousand, one hundred thirty-seven".