1651161038 has 8 divisors (see below), whose sum is σ = 2543680632. Its totient is φ = 803267496.

The previous prime is 1651161037. The next prime is 1651161041. The reversal of 1651161038 is 8301611561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1651160995 and 1651161013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1651161037) 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, 11156420 + ... + 11156567.

It is an arithmetic number, because the mean of its divisors is an integer number (317960079).

Almost surely, 2^1651161038 is an apocalyptic number.

1651161038 is a deficient number, since it is larger than the sum of its proper divisors (892519594).

1651161038 is a wasteful number, since it uses less digits than its factorization.

1651161038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22313026.

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 1651161038 is about 40634.4808998466. The cubic root of 1651161038 is about 1181.9428488853.

Adding to 1651161038 its reverse (8301611561), we get a palindrome (9952772599).

The spelling of 1651161038 in words is "one billion, six hundred fifty-one million, one hundred sixty-one thousand, thirty-eight".