740134551 has 16 divisors (see below), whose sum is σ = 1070410880. Its totient is φ = 452187360.

The previous prime is 740134543. The next prime is 740134553. The reversal of 740134551 is 155431047.

It is not a de Polignac number, because 740134551 - 2³ = 740134543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740134553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62845 + ... + 73686.

It is an arithmetic number, because the mean of its divisors is an integer number (66900680).

Almost surely, 2^740134551 is an apocalyptic number.

740134551 is a deficient number, since it is larger than the sum of its proper divisors (330276329).

740134551 is a wasteful number, since it uses less digits than its factorization.

740134551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136686.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 740134551 is about 27205.4140016284. The cubic root of 740134551 is about 904.5589870227.

Adding to 740134551 its reverse (155431047), we get a palindrome (895565598).

The spelling of 740134551 in words is "seven hundred forty million, one hundred thirty-four thousand, five hundred fifty-one".