1350049651 has 4 divisors (see below), whose sum is σ = 1353940632. Its totient is φ = 1346158672.

The previous prime is 1350049639. The next prime is 1350049661. The reversal of 1350049651 is 1569400531.

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

It is a cyclic number.

It is not a de Polignac number, because 1350049651 - 2²¹ = 1347952499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1350049601) 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, 1944970 + ... + 1945663.

It is an arithmetic number, because the mean of its divisors is an integer number (338485158).

Almost surely, 2^1350049651 is an apocalyptic number.

1350049651 is a deficient number, since it is larger than the sum of its proper divisors (3890981).

1350049651 is an equidigital number, since it uses as much as digits as its factorization.

1350049651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3890980.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 1350049651 is about 36743.0218000643. The cubic root of 1350049651 is about 1105.2229987481. Note that the first 3 decimals are identical.

The spelling of 1350049651 in words is "one billion, three hundred fifty million, forty-nine thousand, six hundred fifty-one".