961515098 has 4 divisors (see below), whose sum is σ = 1442272650. Its totient is φ = 480757548.

The previous prime is 961515089. The next prime is 961515101. The reversal of 961515098 is 890515169.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 747858409 + 213656689 = 27347^2 + 14617^2 .

It is a super-2 number, since 2×961515098² = 1849022567363899208, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240378773 + ... + 240378776.

Almost surely, 2^961515098 is an apocalyptic number.

961515098 is a deficient number, since it is larger than the sum of its proper divisors (480757552).

961515098 is a wasteful number, since it uses less digits than its factorization.

961515098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480757551.

The product of its (nonzero) digits is 97200, while the sum is 44.

The square root of 961515098 is about 31008.3069192757. The cubic root of 961515098 is about 987.0035226479.

The spelling of 961515098 in words is "nine hundred sixty-one million, five hundred fifteen thousand, ninety-eight".